TY - BOOK AU - Angrist, Joshua D AU - Pischke, Jorn-Steffen TI - Mostly harmless econometrics: An Empiricist's companion SN - 9780691120355 U1 - 330.015195 20 PY - 2009/// CY - Princeton PB - Princeton Uni Pr KW - Economics KW - General economics KW - Econometrics KW - Regression analysis N1 - Text book strictly for reference ER -