PRAISE FOR The 4-Hour Workweek “This is a whole new ball game. Highly recommended.” —Dr. Stewart D. Friedman‚ adviser to Jack Welch and former director of the Work/Life Integration Program at the Wharton School‚ University of Pennsylvania “It’s about time this book was written. It is a long-overdue manifesto for the mobile lifestyle‚ and Tim Ferriss is the ideal ambassador. This will be huge.” —Jack Can eld‚ cocreator of Chicken Soup for the Soul®‚ 100+ million copies sold “Stunning and amazing
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Mostly Harmless Econometrics: An Empiricist’ Companion s Joshua D. Angrist Massachusetts Institute of Technology Jörn-Ste¤en Pischke The London School of Economics March 2008 ii Contents Preface Acknowledgments Organization of this Book xi xiii xv I Introduction 1 3 9 10 12 16 1 Questions about Questions 2 The Experimental Ideal 2.1 2.2 2.3 The Selection Problem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Random Assignment Solves the Selection
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Table of Contents Dive Into Python ...............................................................................................................................................................1 Chapter 1. Installing Python...........................................................................................................................................2 1.1. Which Python is right for you?...................................................................................................
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