read online Textbooks Mostly Harmless Econometrics: An Empiricist's CompanionAuthor Joshua D Angrist –

The core methods in today s econometric toolkit are linear regression for statistical control, instrumental variables methods for the analysis of natural experiments, and differences in differences methods that exploit policy changes In the modern experimentalist paradigm, these techniques address clear causal questions such as Do smaller classes increase learning Should wife batterers be arrested How much does education raise wages Mostly Harmless Econometrics shows how the basic tools of applied econometrics allow the data to speakIn addition to econometric essentials, Mostly Harmless Econometrics covers important new extensions regression discontinuity designs and quantile regression as well as how to get standard errors right Joshua Angrist and J rn Steffen Pischke explain why fancier econometric techniques are typically unnecessary and even dangerous The applied econometric methods emphasized in this book are easy to use and relevant for many areas of contemporary social science An irreverent review of econometric essentials A focus on tools that applied researchers use most Chapters on regression discontinuity designs, quantile regression, and standard errors Many empirical examples A clear and concise resource with wide applications