This paper considers the problem of hiring scientists for research and development projects when one takes explicit account of the fact that the scientist may be able to use the information acquired during the project in a rival enterprise. Management's problem is to determine an optimum labor...

Patent counts are very imperfect measures of innovative output. This paper discusses how additional data-the number of years a patent is renewed and the number of countries in which protection for the same invention is sought - can be used to improve on counts in studies which require a measure...

This paper provides an algorithm for computing Markov Perfect Nash Equilibria (Maskin and Tirole, 1988a and b) for dynamic models that allow for heterogeneity among firms and idiosyncratic (or firm specific) sources of uncertainty. It has two purposes. To illustrate the ability of such models to...

Patent counts are very imperfect measures of innovative output. This paper discusses how additional data--the number of years a patent is renewed and the number of countries in which protection for the same invention is sought--can be used to improve on counts in studies that require a measure...

The authors evaluate the voluntary export restraint that was initially placed on exports of automobiles from Japan in 1981. They evaluate the impact this policy had on U.S. consumer welfare, firm profits, and foregone tariff revenue from its initiation through 1990.