Authors:
ELLISON SF
COCKBURN I
GRILICHES Z
HAUSMAN J
Citation: Sf. Ellison et al., CHARACTERISTICS OF DEMAND FOR PHARMACEUTICAL PRODUCTS - AN EXAMINATION OF 4 CEPHALOSPORINS, The Rand journal of economics, 28(3), 1997, pp. 426-446
Citation: Sf. Ellison et Wp. Mullin, ECONOMICS AND POLITICS - THE CASE OF SUGAR TARIFF REFORM, The Journal of law & economics, 38(2), 1995, pp. 335-366