Angrist, Joshua D | Pischke, Jorn-Steffen Mostly harmless econometrics: an empiricist's companion / Joshua D. Angrist, Jorn-Steffen Pischke - New Jersey Princeton University Press 2009 - xiii, 373 p. 21 cm ; Bookwell/ 488/Rs.3002/- ISBN: 9780691120355 (pbk.) Subjects--Topical Terms: Regression analysisEconometrics -- Business Dewey Class. No.: 330.015195 ANG