Logistics Related Quotes

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Being left at the altar was not for sissies. Aside from the humiliation and hurt, there were actual logistics to worry about. Odds were if a guy was willing to leave you standing alone in front of three hundred of your closest friends and relatives, not to mention both your mothers, he wasn't going to sweat the little stuff like returning the gifts and paying the caterer.
Susan Mallery (Three Sisters (Blackberry Island, #2))
The Sun King had dinner each night alone. He chose from forty dishes, served on gold and silver plate. It took a staggering 498 people to prepare each meal. He was rich because he consumed the work of other people, mainly in the form of their services. He was rich because other people did things for him. At that time, the average French family would have prepared and consumed its own meals as well as paid tax to support his servants in the palace. So it is not hard to conclude that Louis XIV was rich because others were poor. But what about today? Consider that you are an average person, say a woman of 35, living in, for the sake of argument, Paris and earning the median wage, with a working husband and two children. You are far from poor, but in relative terms, you are immeasurably poorer than Louis was. Where he was the richest of the rich in the world’s richest city, you have no servants, no palace, no carriage, no kingdom. As you toil home from work on the crowded Metro, stopping at the shop on the way to buy a ready meal for four, you might be thinking that Louis XIV’s dining arrangements were way beyond your reach. And yet consider this. The cornucopia that greets you as you enter the supermarket dwarfs anything that Louis XIV ever experienced (and it is probably less likely to contain salmonella). You can buy a fresh, frozen, tinned, smoked or pre-prepared meal made with beef, chicken, pork, lamb, fish, prawns, scallops, eggs, potatoes, beans, carrots, cabbage, aubergine, kumquats, celeriac, okra, seven kinds of lettuce, cooked in olive, walnut, sunflower or peanut oil and flavoured with cilantro, turmeric, basil or rosemary … You may have no chefs, but you can decide on a whim to choose between scores of nearby bistros, or Italian, Chinese, Japanese or Indian restaurants, in each of which a team of skilled chefs is waiting to serve your family at less than an hour’s notice. Think of this: never before this generation has the average person been able to afford to have somebody else prepare his meals. You employ no tailor, but you can browse the internet and instantly order from an almost infinite range of excellent, affordable clothes of cotton, silk, linen, wool and nylon made up for you in factories all over Asia. You have no carriage, but you can buy a ticket which will summon the services of a skilled pilot of a budget airline to fly you to one of hundreds of destinations that Louis never dreamed of seeing. You have no woodcutters to bring you logs for the fire, but the operators of gas rigs in Russia are clamouring to bring you clean central heating. You have no wick-trimming footman, but your light switch gives you the instant and brilliant produce of hardworking people at a grid of distant nuclear power stations. You have no runner to send messages, but even now a repairman is climbing a mobile-phone mast somewhere in the world to make sure it is working properly just in case you need to call that cell. You have no private apothecary, but your local pharmacy supplies you with the handiwork of many thousands of chemists, engineers and logistics experts. You have no government ministers, but diligent reporters are even now standing ready to tell you about a film star’s divorce if you will only switch to their channel or log on to their blogs. My point is that you have far, far more than 498 servants at your immediate beck and call. Of course, unlike the Sun King’s servants, these people work for many other people too, but from your perspective what is the difference? That is the magic that exchange and specialisation have wrought for the human species.
Matt Ridley (The Rational Optimist: How Prosperity Evolves)
In four months Miranda will be back in Toronto, divorced at twenty-seven, working on a commerce degree, spending her alimony on expensive clothing and consultations with stylists because she’s come to understand that clothes are armor; she will call Leon Prevant to ask about employment and a week later she’ll be back at Neptune Logistics, in a more interesting job now, working under Leon in Client Relations, rising rapidly through the company until she comes to a point after four or five years when she travels almost constantly between a dozen countries and lives mostly out of a carry-on suitcase, a time when she lives a life that feels like freedom and sleeps with her downstairs neighbor occasionally but refuses to date anyone, whispers “I repent nothing” into the mirrors of a hundred hotel rooms from London to Singapore and in the morning puts on the clothes that make her invincible, a life where the moments of emptiness and disappointment are minimal, where by her midthirties she feels competent and at last more or less at ease in the world, studying foreign languages in first-class lounges and traveling in comfortable seats across oceans, meeting with clients and living her job, breathing her job, until she isn’t sure where she stops and her job begins, almost always loves her life but is often lonely, draws the stories of Station Eleven in hotel rooms at night.
Emily St. John Mandel (Station Eleven)
Where religious doctrines exist, for example, they can only become real to the extent that there exist concrete semiotic practices by which they can be enacted, embodied, experienced, and transmitted. But those practices will be subject to such factors as logistics, aesthetics, economics, or prior history, that are independent of the logical, political, or emotional demands of and constraints on doctrine itself. [...] Even textual forms as relatively autonomous, portable, and durable as written scriptures depend for their persistence and power on social dynamics surrounding contextualization and entextualization.
Webb Keane
Never treat your launch team like a core group. It’s not. Your launch team is a time-limited, purpose-driven team. It ends with the debriefing session following your launch. At that meeting, release the launch team members to join a ministry team of their choice. Your launch team will not stay with you over the long haul. Many church planters make the mistake of thinking that the people from their launch team (whom they have grown to love) will be the same people who will grow the church with them in the long term. That is seldom, if ever, the case. While it’s sad to see people go, it’s part of God’s process in growing your church. So, expect it, be prepared for it, and be thankful that you have the opportunity to serve with so many different people at different points along the journey. Preparing a launch team to maximize your first service is first and foremost a spiritual enterprise. Pray and fast—a lot. Don’t be fooled into thinking that being a solid leader undermines the spirit of teamwork. You can lead a team, hold people accountable and ensure that things get done in a way that fosters teamwork and gives glory to God. So get ready. show people your heart before you ask for their hand. People want to know that you care, and they want to be part of something bigger than themselves. If you can articulate your vision in a way that excites people, they’ll want to be on your team. The launch team is not a democracy. Don’t vote. You are the leader. Lead. While it’s true that you want to share the gospel with as many people as possible, you will need to develop a clear picture of the specific demographic your new church is targeting in order to effectively reach the greatest number of people. Diffused light has little impact, but focused light has the ability to cut through steel. Take time to focus so that you are able to reach the specific people God has called you to. 1. Who Are the Key Population Groups Living in My Area? 2. What Population Group Is Not Being Reached Effectively? 3. What Population Group Do I Best Relate To? Healthy organisms grow, and that includes your church. If you feel stagnation setting in, your job is not to push growth any way you can but to identify the barriers that are hindering you and remove them. The only people who like full rooms are preachers and worship leaders. If you ignore this barrier, your church will stop growing. Early on, it’s best to remain flexible. The last thing you want to do is get in a position in which God can’t grow you because you aren’t logistically prepared. What if twice as many people showed up this Sunday? Would you be ready? When a lead pastor isn’t growing: The church stops growing, the sermons are stale, The staff and volunteers stop growing, The passion for ministry wanes. Keeping your church outwardly focused is just as important now as it was during your prelaunch stage. Make sure that you are continually working to expand God’s kingdom, not building your own. A healthy launch is the single greatest indicator of future church health.
Nelson Searcy (Launch: Starting a New Church from Scratch)
The Sun King had dinner each night alone. He chose from forty dishes, served on gold and silver plate. It took a staggering 498 people to prepare each meal. He was rich because he consumed the work of other people, mainly in the form of their services. He was rich because other people did things for him. At that time, the average French family would have prepared and consumed its own meals as well as paid tax to support his servants in the palace. So it is not hard to conclude that Louis XIV was rich because others were poor. But what about today? Consider that you are an average person, say a woman of 35, living in, for the sake of argument, Paris and earning the median wage, with a working husband and two children. You are far from poor, but in relative terms, you are immeasurably poorer than Louis was. Where he was the richest of the rich in the world’s richest city, you have no servants, no palace, no carriage, no kingdom. As you toil home from work on the crowded Metro, stopping at the shop on the way to buy a ready meal for four, you might be thinking that Louis XIV’s dining arrangements were way beyond your reach. And yet consider this. The cornucopia that greets you as you enter the supermarket dwarfs anything that Louis XIV ever experienced (and it is probably less likely to contain salmonella). You can buy a fresh, frozen, tinned, smoked or pre-prepared meal made with beef, chicken, pork, lamb, fish, prawns, scallops, eggs, potatoes, beans, carrots, cabbage, aubergine, kumquats, celeriac, okra, seven kinds of lettuce, cooked in olive, walnut, sunflower or peanut oil and flavoured with cilantro, turmeric, basil or rosemary ... You may have no chefs, but you can decide on a whim to choose between scores of nearby bistros, or Italian, Chinese, Japanese or Indian restaurants, in each of which a team of skilled chefs is waiting to serve your family at less than an hour’s notice. Think of this: never before this generation has the average person been able to afford to have somebody else prepare his meals. You employ no tailor, but you can browse the internet and instantly order from an almost infinite range of excellent, affordable clothes of cotton, silk, linen, wool and nylon made up for you in factories all over Asia. You have no carriage, but you can buy a ticket which will summon the services of a skilled pilot of a budget airline to fly you to one of hundreds of destinations that Louis never dreamed of seeing. You have no woodcutters to bring you logs for the fire, but the operators of gas rigs in Russia are clamouring to bring you clean central heating. You have no wick-trimming footman, but your light switch gives you the instant and brilliant produce of hardworking people at a grid of distant nuclear power stations. You have no runner to send messages, but even now a repairman is climbing a mobile-phone mast somewhere in the world to make sure it is working properly just in case you need to call that cell. You have no private apothecary, but your local pharmacy supplies you with the handiwork of many thousands of chemists, engineers and logistics experts. You have no government ministers, but diligent reporters are even now standing ready to tell you about a film star’s divorce if you will only switch to their channel or log on to their blogs. My point is that you have far, far more than 498 servants at your immediate beck and call. Of course, unlike the Sun King’s servants, these people work for many other people too, but from your perspective what is the difference? That is the magic that exchange and specialisation have wrought for the human species.
Matt Ridley (The Rational Optimist: How Prosperity Evolves)
Military force is another element of power. It provides a nation the capability to impose it's will on another nation through the threat or use of violence. Military force also provides a state the capability to resist another's coercive actions. The types of military forces required will depend on the state's physical characteristics and its enemies' capabilities. A landlocked state has little need for a navy. If a nation's opponent has a strong air force, then the nation should have strong air defenses. The size and composition of military force available will dictate the types of operations a state may conduct. A landlocked power with no navy will never dominate the seas. A state without an air force or navy today will have great difficulty projecting and sustaining military forces over great distances. A strong army with no ability to move to another area has little impact on foreign policy, except on protecting its homeland. The technological sophistication of its weaponry versus that of an opponent's will provide a state an advantage or disadvantage in projecting its will. All other things being equal, a state weapons that can kill an opponent's soldiers faster and more efficiency that those of the opponent's has an advantage. Of course, rarely are all other things equal. Technological superiority can provide an advantage, but it cannot guarantee success. Technology will also affect the state's ability to sustain its forces. Commonality of the civilian and military technological base will enhance logistical capabilities by making it easy for civilian industry to provide military forces the equipment needed. The location of military forces with respect to the theater of war and the enemy is another component of military power. If the military forces are near their warfighting positioning, their deterrent and warfare capabilities are greater. The degree of civilian control and willingness to employ military force prescribes the manner in which a state may employ its military power. This point relates to the national will element of power. If the will to employ the military force available does not exist, the military force has no utility. No power results from the simple existence of the military force. Power results from the will to use military power, or at least an enemy's perception of the willingness to do so, and the capability of that military force to defeat all enemy. Available reserves limit the duration of combat a state can endure. Once all the trained or trainable men and women are casualties, a state cannot continue. A state's manpower pool always serves as a limit on the size of the military force it can raise.
John M. House (Why War? Why an Army?)
The U.S. military is no more capable of operating without the Internet than Amazon.com would be. Logistics, command and control, fleet positioning, everything down to targeting, all rely on software and other Internet-related technologies. And all of it is just as insecure as your home computer, because it is all based on the same flawed underlying technologies and uses the same insecure software and hardware.
Richard A. Clarke (Cyberwar: The Next Threat to National Security & What to Do About It)
This curve, which looks like an elongated S, is variously known as the logistic, sigmoid, or S curve. Peruse it closely, because it’s the most important curve in the world. At first the output increases slowly with the input, so slowly it seems constant. Then it starts to change faster, then very fast, then slower and slower until it becomes almost constant again. The transfer curve of a transistor, which relates its input and output voltages, is also an S curve. So both computers and the brain are filled with S curves. But it doesn’t end there. The S curve is the shape of phase transitions of all kinds: the probability of an electron flipping its spin as a function of the applied field, the magnetization of iron, the writing of a bit of memory to a hard disk, an ion channel opening in a cell, ice melting, water evaporating, the inflationary expansion of the early universe, punctuated equilibria in evolution, paradigm shifts in science, the spread of new technologies, white flight from multiethnic neighborhoods, rumors, epidemics, revolutions, the fall of empires, and much more. The Tipping Point could equally well (if less appealingly) be entitled The S Curve. An earthquake is a phase transition in the relative position of two adjacent tectonic plates. A bump in the night is just the sound of the microscopic tectonic plates in your house’s walls shifting, so don’t be scared. Joseph Schumpeter said that the economy evolves by cracks and leaps: S curves are the shape of creative destruction. The effect of financial gains and losses on your happiness follows an S curve, so don’t sweat the big stuff. The probability that a random logical formula is satisfiable—the quintessential NP-complete problem—undergoes a phase transition from almost 1 to almost 0 as the formula’s length increases. Statistical physicists spend their lives studying phase transitions.
Pedro Domingos (The Master Algorithm: How the Quest for the Ultimate Learning Machine Will Remake Our World)
The U.S. Treasury Department has issued at least four licenses to companies that want to establish ferry service to Cuba from Key West, Miami, Fort Lauderdale and Tampa. Baleària, a Spanish company, presently owns the Baleària Bahamas Express ferry service from Fort Lauderdale to Freeport, Grand Bahamas, and is now considering a ferry to operate between Florida and Cuba. United Caribbean and Havana Partners have expressed an interest in a service from Tampa to Havana and Mexico. Baja Ferries USA wants to open routes between the Port of Miami and Port Everglades to Cuba. Some of the ferries will offer duty-free shopping, restaurants, bars and even swimming pools. The details regarding feasibility depends on government restrictions and tariffs placed on them by the countries, as well as the ports involved. Tampa would be a straight run 331 miles due south, but some of the other ports would be closer. In the end it will come down to money, availability of cargo and logistics. As of the summer of 2016, perspective ferry operators are awaiting final approval and licensing from the Cuban government. Because of this the ferry companies are on hold and are still waiting to begin operations. Tampa and The Port of Tampa have expressed their enthusiasm to become fully involved in these new ventures. Bob Rohrlack, President of the Greater Tampa Chamber of Commerce, has been to Cuba several times, taking corporate delegates in preparation for improved, open relations with Cuba.
Hank Bracker
Castine is a quiet town with a population of about 1,500 people in Western Hancock County, Maine, named after John Hancock, when Maine was a part of the Commonwealth of Massachusetts. He was the famous statesman, merchant and smuggler who signed the “Declaration of Independence” with a signature large enough so that the English monarch, King George, could read it without glasses. Every child in New England knows that John Hancock was a prominent activist and patriot during the colonial history of the United States and not just the name of a well-known Insurance Company. Just below the earthen remains of Fort George, on both sides of Pleasant Street, lays the campus of Maine Maritime Academy. Prior to World War II, this location was the home of the Eastern State Normal School, whose purpose was to train grade school teachers. Maine Maritime Academy has significantly grown over the years and is now a four-year college that graduates officers and engineers for the United States Merchant Marine, as well as educating students in marine-related industries such as yacht and small craft management. Bachelor Degrees are offered in Engineering, International Business and Logistics, Marine Transportation, and Ocean Studies. Graduate studies are offered in Global Logistics and Maritime Management, as well as in International Logistics Management. Presently there are approximately 1,030 students enrolled at the Academy. Maine Maritime Academy's ranking was 7th in the 2016 edition of Best Northern Regional Colleges by U.S. News and World Report. The school was named the Number One public college in the United States by Money Magazine. Photo Caption: Castine, Maine
Hank Bracker
The sub-sector needed a person, preferably an officer, civilian or military, to handle logistics. We had information that a certain Lieutenant Enamul Haque, a native of Chapai Nawabganj had crossed over to India and was now living with relatives in Malda. Jahangir contacted him and invited him to the Sub-sector HQ through some of his relatives who were in our Sub-sector. After much persuasion, he agreed to come. Jahangir scheduled the meeting when the Sector Commander would be present. A couple of days later, Enam came to Mohidipur. Jahangir and I were also present in the meeting. Enam was a tall individual with a good physique but he seemed nervous. Colonel Zaman opened the conversation with the usual inquiries: when did he cross the border, where was he staying in Malda, what was he doing, et cetera. Enam was not doing anything; he was simply hiding in Malda. Colonel Zaman told him that to the Pakistan Army he was a deserter and a rebel, irrespective of whether he joined the Mukti Bahini or not. He implored him to join; we needed all the help we could get. Enam responded that he was from the EME; he was not a fighter. Colonel Zaman assured him he would not be given any combat assignments; he would have an administrative job. He was going to BDF HQ soon and could have Enam assigned to Mohidipur Sub-sector as logistics officer and Enam could even stay with relatives in Malda if he liked. No amount of persuasion could convince Enam. It surprised me a great deal that a Bengali military officer, who deserted the Pakistan Army and crossed over to India, was unwilling to make any contribution to the liberation war, even in a non-combat capacity[33]. This was true of many young and able university and college students especially from middle class families. I had met some of them in Calcutta. On one occasion. Sultana Zaman, Colonel Zaman’s wife, had asked a female MPA why her two university going sons had not joined the Mukti Bahini? The MPA replied that her boys were intellectual types not suited for fighting, implying that combat was the task for lesser beings. [33] In 1973, I met Enamul Haque in the Bangabhaban where he was ADC to the President. He was claiming to be a freedom fighter! He retired as a brigadier. After retirement, he became a state minister in Sheikh Hasina's government in 2009.
A. Qayyum Khan (Bittersweet Victory A Freedom Fighter's Tale)
Throat Let your fingers touch each other as you cup your hands on the bottom of the throat. Be gentle, and hold on to your hands, but do not touch your throat. Helping the thyroid and parathyroid gland, vocal cords, larynx, and lymph nodes, this hand position handles the throat (fifth) chakra that regulates neck and chest. This is the seat of communication and expression. Using therapy to help the patient speak, speak their minds, talk for themselves, and tell their reality. It's also perfect for writer’s block! Collarbone Place your hands with your fingers pointing to the middle of your chest on the sides of your arms. This position gives Reiki to the area of the thymus between the chakras of the throat and the neck. For immune function, the thymus gland is essential. Place yourself behind or on the recipient's side for this next position (it all depends on your height logistics, their height, and how far you can stretch!). Back of the neck and front of the heart Put your left hand under the neck area and your right hand over the top of the heart area of the middle. This role incorporates heart and back care of the heart. They address two regions simultaneously: the chakra of the throat and the chakra of the heart, which helps to express one's heart or to say one's reality. This is a good position to handle high blood pressure; any position on the neck actually helps reduce high blood pressure. Heart Place the hands in a T, a hand positioned horizontally above the breasts, and a hand placed vertically between the breasts. Treating the heart (fourth) chakra governs everything related to the circulatory system, including the pulse, veins, and arteries; the lungs (related to the chakras of the heart and throat); the breasts; and the thymus. Opening Reiki's heart chakra increases the supply of affection, air, and nourishment that can be received and offered. The recipient feels acceptance and a sense of love and compassion when the heart chakra is free and moving.
Adrian Satyam (Energy Healing: 6 in 1: Medicine for Body, Mind and Spirit. An extraordinary guide to Chakra and Quantum Healing, Kundalini and Third Eye Awakening, Reiki and Meditation and Mindfulness.)
The 5C structure is generic—useful to product, marketing, and more—whereas the way we presented the sections in this chapter is very focused on product management. It’s good to know what the “C”s stand for because you’ll likely hear 5C mentioned. Plus if you need to do a situational analysis on your feet in a meeting or interview, it’s relatively easy to remember. Company: This refers to the company’s experience, technology, culture, goals, and more. It’s similar to the material we covered in the “Why Does the Company Exist?,” “How Do We Know If Our Product’s Good?,” and “What Else Has Been, Is Being, and Will Be Built?” sections. Customers: Who are the people buying this product? What are the market segments? How big are they? What are people’s goals with buying this product? How do they make buying decisions? Where do they buy this type or product? This is similar to what we covered in the “Customers and Personas” and “Use Cases” sections. Collaborators: Who are the external people who make the product possible, including distributors, suppliers, logistical operators, groundwork support personnel, and so on? Competitors: Who is competing for your customers’ money? This includes actual and potential competitors. You should look at how they position their product, the market size they address, their strengths and weaknesses, and more. Climate: These are the macro-environmental factors, like cultural, regulatory, or technological trends and innovations.
Product School (The Product Book: How to Become a Great Product Manager)
Relocating internationally can be a thrilling adventure, but it’s not without its challenges. The logistics involved in international moving are more complex than domestic moves, requiring careful planning and execution. To ensure a smooth transition to your new home, here are ten essential tips for international moving. 1. Start Early Begin the planning process well in advance. International moves involve extensive paperwork, visa applications, and scheduling with international moving companies. Start at least six months before your intended move date. 2. Declutter and Organize Before packing, declutter your belongings. Dispose of items you no longer need or use. This not only reduces the cost of moving but also helps you start fresh in your new home. 3. Research International Moving Companies Select a reputable international moving company with experience in your destination country. Read reviews, ask for referrals, and obtain quotes from multiple companies. Choose one that offers comprehensive services and competitive rates. 4. Understand Customs Regulations Familiarize yourself with the customs regulations of your destination country. Different countries have varying rules about what you can bring with you. Be prepared to fill out detailed customs forms. 5. Documentation Ensure all your important documents are in order. This includes passports, visas, medical records, and any necessary permits. Keep physical copies as well as digital backups. 6. Packing Strategy Use sturdy, high-quality packing materials to protect your belongings during transit. Label boxes clearly and create an inventory list. Pack essential items separately for easy access upon arrival. 7. Insurance Consider purchasing international moving insurance to protect your possessions during the move. Verify what is covered and ensure it meets your needs. 8. Currency and Banking Set up a bank account in your new country before you move. Also, consider having some local currency on hand for immediate expenses upon arrival. 9. Learn About Your New Home Research your destination thoroughly. Understand the local culture, language, and basic laws. Knowing what to expect can ease the transition. 10. Stay Organized Keep all your moving-related paperwork, receipts, and contact information in one place. This will be invaluable if any issues arise during your international move. Bonus Tip: Stay Positive! Moving internationally can be stressful, but maintaining a positive attitude can make a world of difference. Embrace the adventure and view it as an opportunity for personal growth and exploration. Conclusion International moving is a significant undertaking that requires careful planning and thorough research.
Transonmovers
At their core, ecosystems form around human needs and desires. The boundaries between different sectors of the economy arose from logistical concerns not related to human needs and desires. The rise of ecosystems, therefore, is the expression of what humans really want—made possible through advances in technology and organization. So in the future, as technology continues to improve, we will see human needs and desires expressed more and more clearly in the organization of ecosystems.
Venkat Atluri (The Ecosystem Economy: How to Lead in the New Age of Sectors Without Borders)
The first reason for my growing disaffection with the traditional methods of philosophy was caused in the main by the conflict, which I felt within myself, between the habits of verification of the biologist and the psychologist, and speculative reflection, which constantly tempted me, but which could not possibly be submitted to verification… Two ever deepening convictions were forced on me … One is that there is a kind of intellectual dishonesty in making assertions in a domain concerned with facts, without a publicly verifiable method of testing, and in formal domains without a logistic one. The other is that sharpest possible distinction should at all times be made between personal improvisations, the dogma of a school or whatever is centered on the self or on a restricted group, and, on the other hand, the domains in which mutual agreement is possible, independently of metaphysical beliefs or of ideologies. … My second reason for disaffection may well appear odd to pure philosophers. It refers to something which from the psycho-sociological point of view is very significant: this is the surprising dependence of philosophical ideas in relation to social or even political change. … I was very much struck, after the First World War (and still more so after the Second) by the repercussions that the social and political instability then prevailing in Europe had on the intellectual climate, and this naturally led me to doubt the objective and universal value of the philosophical standpoints adopted in such conditions.
Jean Piaget
regression as dummy variables Explain the importance of the error term plot Identify assumptions of regression, and know how to test and correct assumption violations Multiple regression is one of the most widely used multivariate statistical techniques for analyzing three or more variables. This chapter uses multiple regression to examine such relationships, and thereby extends the discussion in Chapter 14. The popularity of multiple regression is due largely to the ease with which it takes control variables (or rival hypotheses) into account. In Chapter 10, we discussed briefly how contingency tables can be used for this purpose, but doing so is often a cumbersome and sometimes inconclusive effort. By contrast, multiple regression easily incorporates multiple independent variables. Another reason for its popularity is that it also takes into account nominal independent variables. However, multiple regression is no substitute for bivariate analysis. Indeed, managers or analysts with an interest in a specific bivariate relationship will conduct a bivariate analysis first, before examining whether the relationship is robust in the presence of numerous control variables. And before conducting bivariate analysis, analysts need to conduct univariate analysis to better understand their variables. Thus, multiple regression is usually one of the last steps of analysis. Indeed, multiple regression is often used to test the robustness of bivariate relationships when control variables are taken into account. The flexibility with which multiple regression takes control variables into account comes at a price, though. Regression, like the t-test, is based on numerous assumptions. Regression results cannot be assumed to be robust in the face of assumption violations. Testing of assumptions is always part of multiple regression analysis. Multiple regression is carried out in the following sequence: (1) model specification (that is, identification of dependent and independent variables), (2) testing of regression assumptions, (3) correction of assumption violations, if any, and (4) reporting of the results of the final regression model. This chapter examines these four steps and discusses essential concepts related to simple and multiple regression. Chapters 16 and 17 extend this discussion by examining the use of logistic regression and time series analysis. MODEL SPECIFICATION Multiple regression is an extension of simple regression, but an important difference exists between the two methods: multiple regression aims for full model specification. This means that analysts seek to account for all of the variables that affect the dependent variable; by contrast, simple regression examines the effect of only one independent variable. Philosophically, the phrase identifying the key difference—“all of the variables that affect the dependent variable”—is divided into two parts. The first part involves identifying the variables that are of most (theoretical and practical) relevance in explaining the dependent
Evan M. Berman (Essential Statistics for Public Managers and Policy Analysts)
regression lines that describe the relationship of the independent variables for each group (called classification functions). The emphasis in discriminant analysis is the ability of the independent variables to correctly predict values of the nominal variable (for example, group membership). Discriminant analysis is one strategy for dealing with dependent variables that are nominal with three or more categories. Multinomial logistic regression and ordinal regression have been developed in recent years to address nominal and ordinal dependent variables in logic regression. Multinomial logistic regression calculates functions that compare the probability of a nominal value occurring relative to a base reference group. The calculation of such probabilities makes this technique an interesting alternative to discriminant analysis. When the nominal dependent variable has three values (say, 1, 2, and 3), one logistic regression predicts the likelihood of 2 versus 1 occurring, and the other logistic regression predicts the likelihood of 3 versus 1 occurring, assuming that “1” is the base reference group.7 When the dependent variable is ordinal, ordinal regression can be used. Like multinomial logistic regression, ordinal regression often is used to predict event probability or group membership. Ordinal regression assumes that the slope coefficients are identical for each value of the dependent variable; when this assumption is not met, multinomial logistic regression should be considered. Both multinomial logistic regression and ordinal regression are relatively recent developments and are not yet widely used. Statistics, like other fields of science, continues to push its frontiers forward and thereby develop new techniques for managers and analysts. Key Point Advanced statistical tools are available. Understanding the proper circumstances under which these tools apply is a prerequisite for using them.
Evan M. Berman (Essential Statistics for Public Managers and Policy Analysts)
SUMMARY A vast array of additional statistical methods exists. In this concluding chapter, we summarized some of these methods (path analysis, survival analysis, and factor analysis) and briefly mentioned other related techniques. This chapter can help managers and analysts become familiar with these additional techniques and increase their access to research literature in which these techniques are used. Managers and analysts who would like more information about these techniques will likely consult other texts or on-line sources. In many instances, managers will need only simple approaches to calculate the means of their variables, produce a few good graphs that tell the story, make simple forecasts, and test for significant differences among a few groups. Why, then, bother with these more advanced techniques? They are part of the analytical world in which managers operate. Through research and consulting, managers cannot help but come in contact with them. It is hoped that this chapter whets the appetite and provides a useful reference for managers and students alike. KEY TERMS   Endogenous variables Exogenous variables Factor analysis Indirect effects Loading Path analysis Recursive models Survival analysis Notes 1. Two types of feedback loops are illustrated as follows: 2. When feedback loops are present, error terms for the different models will be correlated with exogenous variables, violating an error term assumption for such models. Then, alternative estimation methodologies are necessary, such as two-stage least squares and others discussed later in this chapter. 3. Some models may show double-headed arrows among error terms. These show the correlation between error terms, which is of no importance in estimating the beta coefficients. 4. In SPSS, survival analysis is available through the add-on module in SPSS Advanced Models. 5. The functions used to estimate probabilities are rather complex. They are so-called Weibull distributions, which are defined as h(t) = αλ(λt)a–1, where a and 1 are chosen to best fit the data. 6. Hence, the SSL is greater than the squared loadings reported. For example, because the loadings of variables in groups B and C are not shown for factor 1, the SSL of shown loadings is 3.27 rather than the reported 4.084. If one assumes the other loadings are each .25, then the SSL of the not reported loadings is [12*.252 =] .75, bringing the SSL of factor 1 to [3.27 + .75 =] 4.02, which is very close to the 4.084 value reported in the table. 7. Readers who are interested in multinomial logistic regression can consult on-line sources or the SPSS manual, Regression Models 10.0 or higher. The statistics of discriminant analysis are very dissimilar from those of logistic regression, and readers are advised to consult a separate text on that topic. Discriminant analysis is not often used in public
Evan M. Berman (Essential Statistics for Public Managers and Policy Analysts)
By April 23, 2014, thirty-four cases and six deaths from Ebola in Liberia were recorded. By mid-June, 16 more people died. At the time it was thought to be malaria but when seven more people died the following month tests showed that was the Ebola virus. The primary reason for the spreading of the Ebola virus was the direct contact from one person to the next and the ingesting of bush meat. Soon doctors and nurses also became infected. On July 2, 2014, the head surgeon of Redemption Hospital was treated at the JFK Medical Center in Monrovia, where he died from the disease. His death was followed by four nurses at Phebe Hospital in Bong County. At about the same time two U.S. health care workers, Dr. Kent Brantly and a nurse were also infected with the disease. However, they were medically evacuated from Liberia to the United States for treatment where they made a full recovery. Another doctor from Uganda was not so lucky and died from the disease. Arik Air suspended all flights between Nigeria and Liberia and checkpoints were set up at all the ports and border crossings. In August of 2014, the impoverished slum area of West Point was cordoned off. Riots ensued as protesters turned violent. The looting of a clinic of its supplies, including blood-stained bed sheets and mattresses caused the military to shoot into the crowds. Still more patients became infected, causing a shortage of staff and logistics. By September there had been a total of 3,458 cases of which there were 1,830 deaths according to the World Health Organization. Hospitals and clinics could no longer handle this crisis and patients who were treated outside died before they could get help. There were cases where the bodies were just dumped into the Mesurado River. The Ivory Coast out of compassion, opened carefully restricted humanitarian routes and resumed the previously suspended flights to Liberia. Ellen Johnson Sirleaf the president of Libera sent a letter to President Barack Obama concerning the outbreak of Ebola that was on the verge of overrunning her country. The message was desperate, “I am being honest with you when I say that at this rate, we will never break the transmission chain and the virus will overwhelm us.” Having been a former finance minister and World Bank official, Johnson Sirleaf was not one for histrionics however she recognized the pandemic as extremely dangerous. The United States responded to her request and American troops came in and opened a new 60-bed clinic in the Sierra Leone town of Kenema, but by then the outbreak was described as being out of control. Still not understanding the dangerous contagious aspects of this epidemic at least eight Liberian soldiers died after contracting the disease from a single female camp follower. In spite of being a relatively poor country, Cuba is one of the most committed in deploying doctors to crisis zones. It sent more than 460 Cuban doctors and nurses to West Africa. In October Germany sent medical supplies and later that month a hundred additional U.S. troops arrived in Liberia, bringing the total to 565 to assist in the fight against the deadly disease. To understand the severity of the disease, a supply order was placed on October 15th for a 6 month supply of 80,000 body bags and 1 million protective suits. At that time it was reported that 223 health care workers had been infected with Ebola, and 103 of them had died in Liberia. Fear of the disease also slowed down the functioning of the Liberian government. President Sirleaf, had in an emergency announcement informed absent government ministers and civil service leaders to return to their duties. She fired 10 government officials, including deputy ministers in the central government who failed to return to work.
Hank Bracker
manipulation through the tactic of mass assignation. Silvia, a CIO for a logistics agency, described the tactic in the following manner. “Behind closed doors I assemble the team and we plan how to best maneuver the multitude of stakeholders we have to influence to get large-scale change done. We create a highly detailed power map that includes their priorities, relationships, likes, dislikes — even their hobbies and favorite foods. This power map file is encrypted and kept only on my personal laptop, which no one may access but me.” Then she explains, “We continuously analyze their communication styles and who they relate to both on and off the team to determine the best person, channel and information to sway them. If they need to meet with Paul on a project, but they dislike Paul but like Mary, for example, we have Mary set up the meeting and Paul just shows up with her. If they like golf, the information we provide them includes golf analogies. If they like seafood, I take them out for lunch at the local oyster bar. I learned to do this when I worked for a consumer products company. This is how we analyzed the relationships between multiple target customers at the same time to determine how to sell more, and it made sense to apply it internally here.” As noted, mass
Tina Nunno (The Wolf in CIO's Clothing: A Machiavellian Strategy for Successful IT Leadership)