Angrist, Joshua D. Mostly harmless econometrics : an empiricist's companion / Joshua D. Angrist and Jorn-Steffen Pischke - 1st ed. - New Jersey, United Kingdom : Princeton University Press, 2009 . - xvii, 373 p. : ills. ; 22 cm. ISBN: 9780691120355 3130.00 Subjects--Topical Terms: EconomicsEconometrics Dewey Class. No.: 330 / A593m