This page intentionally left blank Applications in Microeconomics CHAPTER CHAPTER-OPENING STORIES GLOBAL COMPARISONS 1: First Principles 1:Common Ground, 5 2: Economic Models: Trade-offs and 2: Tunnel Vision, 23 2: Pajama Republics, 34 Trade 3: Supply and Demand 3: Wake Up and Don’t Smell the Coffee, 3: Pay More, Pump Less, 64 61 4: Consumer and Producer Surplus 4: Making Gains by the Book, 93 5: The Market Strikes Back 5: Big City, Not-So-Bright Ideas, 117 5: Check Out Our Low, Low Wages!, 131 6: Elasticity 6: More Precious Than a Flu Shot, 143 6: Food’s Bite in World Budgets, 157 7: Taxes 7: A Tax Riot, 167 7: You Think You Pay High Taxes?, 189 8: International Trade 8: A Seafood Fight, 195 8: Productivity and Wages Around the 9: Making Decisions World, 202 10: The Rational Consumer 9: A Tale of Two Invasions, 225 9: Portion Sizes, 236 11: Consumer Preferences and 10: A Clam Too Far, 249 Consumer Choice 11: 12: Behind the Supply Curve: Inputs A Tale of Two Cities, 271 and Costs 12: The Farmer’s Margin, 303 12: Wheat Yields Around the World, 306 13: Perfect Competition and the Supply Curve 13: Doing What Comes Naturally, 329 14: Monopoly 14: Everybody Must Get Stones, 355 14: The Price We Pay, 361 15: Oligopoly 15: Caught in the Act, 387 15: Europe Levels the Playing Field for Coke and Pepsi, 393 16: Monopolistic Competition and Product Differentiation 16: Fast-Food Differentiation, 415 17: Externalities 17: Who’ll Stop the Rain?, 433 17: Economic Growth and Greenhouse Gases 18: Public Goods and Common in Five Countries, 441 Resources 18: The Great Stink, 459 18: Voting as a Public Good: The Global 19: The Economics of the Welfare Perspective, 467 State 19: Insuring Children’s Health, 479 19: Poor People In Rich Countries, 483 20: Factor Markets and the 20: Distribution of Income The Value of a Degree, 509 20: The Overworked American?, 532 21: Uncertainty, Risk, and Private 21: The Year of the Hurricane, 543 Information Indicates global example ECONOMICS IN ACTION FOR INQUIRING MINDS 1: 1: A Woman’s Work, 10 ■ Restoring Equilibrium on the Freeways, 16 ■ Adventures Got a Penny?, 8 ■ Pay for Grades?, 10 in Babysitting, 18 Choosing Sides, 13 2: Rich Nation, Poor Nation, 36 ■ Economists in Government, 40 2: Models for Money, 24 ■ When Economists Agree, 39 3: Beating the Traffic, 70 ■ Only Creatures Small and Pampered, 77 ■ The Price of Admission, 82 The Great Tortilla Crisis, 87 3: Tribulations on the Runway, 86 4: When Money Isn’t Enough, 100 ■ When the Corn Is High, 104 4: A Matter of Life and Death, 99 ■ eBay and eFficiency, 110 A Great Leap—Backward, 112 5: 5: Winners, Losers, and Rent Control, 122 Hard Shopping in Caracas, 126 “Black Labor” in Southern Europe, 132 Rent Control, Mumbai Style, 124 ■ Price ■ The Clams of New Jersey, 137 Floors and School Lunches, 129 6: Estimating Elasticities, 147 ■ Responding to Your Tuition Bill, 154 Spending 6: Where Have All the Farmers Gone?, 157 It, 158 European Farm Surpluses, 161 7: 7: The Laffer Curve, 177 Killing the Lawyers, Who Pays the FICA?, 173 ■ Taxing the Marlboro Man, 182 ■ Federal Tax 184 Taxing Income versus Taxing Philosophy, 185 ■ The Top Marginal Income Tax Rate, 190 Consumption, 189 8: Skill and Comparative Advantage, 204 Trade, Wages, and Land Prices in the 8: Nineteenth Century, 211 Trade Protection in the United States, 214 Increasing Returns to Scale and The Doha Deadlock, 219 International Trade, 204 Chinese Pants Explosion, 217 9: Farming in the Shadow of Suburbia, 229 The Cost of a Life, 237 ■ A Billion 9: Here, a Billion There . . . , 238 ■ How Big Is That Jackpot, Anyway?, 243 Famous College Dropouts, 227 10: 10: Oysters versus Chicken, 252 ■ The Consumption Possibilities of American Is Marginal Utility Really Diminishing?, 252 Workers, 1895–2000, 257 ■ Buying Your Way Out of Temptation, 262 ■ Food for Thought on Budget Constraints, ■ Mortgage Rates and Consumer Demand, 265 256 ■ But Are Consumers Really Rational?, 262 Giffen Goods, 265 11: Rats and Rational Choice, 285 ■ Publicity or Piracy?, 290 ■ How Much 11: Housing?, 297 Are Utils Useful?, 275 12: The Mythical Man-Month, 310 ■ Don’t Put Out the Welcome Mat, 318 ■ There’s 12: Was Malthus Right?, 308 No Business Like Snow Business, 324 13: What’s a Standardized Product?, 332 13: The Pain of Competition, 332 ■ Prices Are Up . . . but So Are Costs, 344 ■ A Crushing Reversal, 350 14: Monopoly Behavior and the Price Elasticity of 14: Demand, 368 Low Supply and Soaring Demand: A Diamond Producer’s Best Friend, 362 ■ California Power Play, 369 ■ Cable Dilemmas, 375 ■ Sales, Factory Outlets, 15: Prisoners of the Arms Race, 400 The Art and Ghost Cities, 381 of Conspiracy, 407 15: Is It an Oligopoly or Not?, 389 The Great Vitamin Conspiracy, 395 The Rise 16: Can’t Buy Love, 418 ■ Hits and Flops, 423 and Fall and Rise of OPEC, 402 ■ The Price Wars of Christmas, 408 17: 16: Talking and Driving, 437 Any Color, So Long as It’s Black, 419 ■ The Last Stand of the 6 Percenters?, 424 Absolut Irrationality, 429 18: Voting as a Public Good, 467 ■ A Water Fight 17: Thank You for Not Smoking, 439 Cap and Trade, 445 ■ The Impeccable in Maine, 471 Economic Logic of Early Childhood Intervention, 450 ■ The Microsoft Case, 453 19: Justice and the Welfare State 481 ■ Defining 18: A Policeman’s Lot, 463■ Old Man River, 468 A Tale of Two Fisheries, 472 Poverty, 482 ■ A California Death Spiral, 495 ■ Blacked-Out Games, 474 20: The Factor Distribution of Income and Social 19: Long-Term Trends in Income Inequality in the United States, 487 Britain’s War on Change in the Industrial Revolution, 511 Poverty, 492 ■ The Trouble with Medical Progress, 501 French Family Values, 504 ■ Why You Can’t Find a Cab When It’s Raining, 531 20: The Factor Distribution of Income in the United States, 512 ■ Help Wanted!, 522 21: The Economics of Apartheid, 527 ■ The Decline of the Summer Job, 532 The Paradox of Gambling, 550 ■ Those Pesky Emotions, 557 21: Warranties, 551 When Lloyd’s Almost Llost It, 558■ Franchise Owners Try Harder, 562 To beginning students everywhere, which we all were at one time. Cover Photo Credits Image of seated group on front: Comstock/Jupiter Images; First Row: Colorful buildings:Photodisc;Sunflowers: Photodisc; Highways:Fotosearch;Cityscape:Photodisc;Golden Gate Bridge: Photodisc;Wiretubes: Digitalvision;Car-factory: Digital Vision; Bike rider: Flat Earth Images;Second Row: Little girl: Photodisc; Tires:Photodisc;Grocers:Photodisc;Trees: Photodisc;Couple buying car: Photodisc;Red Factory shot: Digitalvision;Ships: Photodisc;Vancover Skyline: Photodisc;Third Row: Cars in traffic: PhotoDisc;Farmer on tractor: Photodisc;Pipes in oil field: Photodisc;Tugboat: Flat Earth Images;Squash: Photodisc;Mom and Baby: Photodisc;Machine Worker: Digitalvision;Cargo:Photodisc; Fourth Row: Boy with flowers: Photodisc;Oil well: Photodisc; Flowers in a field: Stockbyte;Engineers:PhotoDisc;Oil Refinery at Night: Digitalvision;Double-decker bus: Flat Earth Images;Lambs: Photodisc;Fruit-stand: Photodisc;Fifth Row: Cornstalks: Stockbyte;Sewage treatment plant: Digital Vision;Evening dining: Photodisc;Woman smiling: Photodisc;We DeliverSign:Photodisc; Surgeon: Stockbyte;Steam: Photodisc;Ship:Photodisc;Sixth Row: Senior Publishers: Catherine Woods and Craig Bleyer Oil Refinery: Photodisc;Fleamarket: Photodisc;Windmill: Acquisitions Editor: Sarah Dorger Photodisc;Depression:Imagebank/Getty Images;Logs on truck: Photodisc;Baskets: Photodisc;Cows: Stockbyte;Pineapples: Senior Marketing Manager: Scott Guile Photodisc;Seventh Row: Hybrid car: istockphoto;Hay in snow: Executive Development Editor: Sharon Balbos Photodisc;Bridge: PhotoDisc;Woman in pink scarf: Photodisc; Development Editor: Marilyn Freedman Vegetable stand: Photodisc;Gas prices: Photodisc;Concrete Mixer: PhotoDisc;Trying on glasses: Photodisc;Eight Row: Steam: Senior Consultant: Andreas Bentz PhotoDisc;NY Stock Exchange: Image Source;Espresso Bar: Consultant: Kathryn Graddy Photodisc;Oil pump and pipes: Photodisc;Fisher: Photodisc; Consulting Editor: Paul Shensa Logging:Photodisc;Father and Son: Photodisc;Flags:Photodisc; Ninth Row: Woman wearing purple scarf: Photodisc;Towing Development Editor, Media, Supplements: Marie McHale Logs:Photodisc;Oil Refinery: Photodisc;Tokyo Stock Exchange: Assistant Editor: Matthew Driskill Media Bakery;Doctor:Stockbyte;Railroad Crossing: PhotoDisc; Director of Market Research and Development: Steven Rigolosi Currency: Photodisc;Hong Kong Intersection: Photodisc Associate Managing Editor: Tracey Kuehn Project Editor: Anthony Calcara Text Credits Art Director, Cover Designer, Interior Designer: Babs Reingold Layout Designer: Lee Ann Mahler Chapter 5, Source information for Table 5-1 on page 147: Eggs, beef:Kuo S. Huang and Biing-Hwan Lin, Estimation of Food Illustrations:TSI Graphics and Lyndall Culbertson Demand and Nutrient Elasticities from Household Survey Data, Photo Editor: Cecilia Varas United States Department of Agriculture Economic Research Photo Researchers: Elyse Rieder and Julie Tesser Service Technical Bulletin, No. 1887 (Washington, DC: U.S. Department of Agriculture, 2000); Stationery, gasoline, airline Production Manager: Barbara Anne Seixas travel, foreign travel:H. S. Houthakker and Lester D. Taylor, Composition:TSI Graphics Consumer Demand in the United States, 1929–1970: Analyses and Printing and Binding: RR Donnelley Projections(Cambridge, MA: Harvard University Press, 1966); Housing, restaurant meals:H. S. Houthakker and Lester D. Taylor, Consumer Demand in the United States: Analyses and ISBN-13: 978-0-7167-7159-3 Projections,2nd ed. (Cambridge, MA: Harvard University Press, ISBN-10: 0-7167-7159-4 1970). Chapter 12, Source information for “Economics in Action” on page 310: www.ercb.com, Dr. Dobb’s Electronic Library of Congress Control Number: 2008933695 Review of Computer Books. Chapter 17, Source article for “Economics in Action” on page 439: M. Gross, J.L. Sindelar, J. Mullahy, and R. Anderson, Policy Watch: Alcohol and Cigarette © 2009 by Worth Publishers Taxes, Journal of Economic Perspectives, 7,211–222, 1993.Chapter All rights reserved. 20, Source article of “For Inquiring Minds” box on page 501: C. Camerer et al., Labor Supply of New York City Cab Printed in the United States of America Drivers: One Day at a Time. Quarterly Journal of Economics, 112, 407–471, 1997. Chapter 20, Source article of “For Inquiring First printing 2008 Minds” box on page 511: Nancy Stokey, A Quantitative Model of the British Industrial Revolution, 1780–1850. Carnegie- Rochester Conference Series on Public Policy, 55,55–109, 2001. Worth Publishers Chapter 21, Source article of “For Inquiring Minds” box on page 557: Joe Nocera, “Can We Turn Off Our Emotions When 41 Madison Avenue Investing?” New York Times, September 29, 2007. Retrieved from: New York, NY 10010 http://www.nytimes.com/2007/09/29/business/29nocera.html? www.worthpublishers.com _r=1&scp=1&sq=nocera%20Zweig&st=cse&oref=slogin This page intentionally left blank SECOND EDITION Paul Krugman Robin Wells Princeton University Princeton University WORTH PUBLISHERS About the Authors Paul Krugman is Professor of Economics at Princeton University, where he regularly teaches the principles course. He received his BA from Yale and his PhD from MIT. Prior to his current position, he taught at Yale, Stanford, and MIT. He also spent a year on the staff of the Council of Economic Advisers in 1982–1983. His research is mainly in the area of international trade, where he is one of the founders of the “new trade theory,” which focuses on increasing returns and imperfect competition. He also works in international finance, with a concentration in currency crises. In 1991, Krugman received the American Eco- nomic Association’s John Bates Clark medal. In addition to his teaching and aca- demic research, Krugman writes extensively for nontechnical audiences. Krugman is a regular op-ed columnist for the New York Times. His latest trade book, The Conscience of a Liberal, is a best-selling study of the political economy of economic inequality and its relationship with political polarization from the Gilded Age to the present His earlier books, Peddling Prosperity and The Age of Diminished Expectations, have become modern classics. Robin Wells was a Lecturer and Researcher in Economics at Princeton Uni- versity. She received her BA from the University of Chicago and her PhD from the University of California at Berkeley; she then did postdoctoral work at MIT. She has taught at the University of Michigan, the University of Southampton (Unit- ed Kingdom), Stanford, and MIT. The subject of her teaching and research is the theory of organizations and incentives. v This page intentionally left blank
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