378.713 D46 WP -90--12 Working Papers Series Working Paper WP90/12 May 1990 TESTING CAUSALITY IN ECONOMICS: A REVIEW By Rakhal Sarker WAITE MEMORIAL BOOK COLLECTION DEPT. OF AG. AND APPLIED ECONOMICS 1994 BUFORD AVE. -232 COB UNIVERSITY OF MINNESOTA ST. PAUL, MN 55108 U.S.A. UNIVERSITY ciGUELPH Department of Agricultural Economics and Business University of Guelph Guelph, Ontario Canada N1G 2W1 'NEL