From Joshua Angrist winner of the Nobel Prize in Economics and Jörn-Steffen Pischke an accessible and fun guide to the essential tools of econometric research. Applied econometrics known to aficionados as 'metrics is the original data science. 'Metrics encompasses the statistical methods economists use to untangle cause and effect in human affairs. Through accessible discussion and with a dose of kung fu–themed humor Mastering 'Metrics presents the essential tools of econometric research and dem