Browsing by Author "Vernon, JM"
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Estimating the Effects of Regulation on Innovation: An International Comparative Analysis of the Pharmaceutical Industry
Grabowski, HG; Vernon, JM; Thomas, LG (1978)INNOVATION in the U.S. ethical drug industry in recent years has been characterized by a number of adverse developments. In particular, there has been a sharp decline in the rate of new product introductions and the incentive ... -
Returns to R&D on new drug introductions in the 1980s.
Grabowski, HG; Vernon, JM (J Health Econ, 1994-12)This study finds that the mean IRR for 1980-84 U.S. new drug introductions is 11.1%, and the mean NPV is 22 million (1990 dollars). The distribution of returns is highly skewed. The results are robust to plausible changes ... -
The Economics of the Network-Affiliate Relationship
Graham, DA; Vernon, JM (American Economic Review, 1975-12)