Previous studies of insider trading have examined the profitability to executives of their stock trading with a view to evaluating the informational efficiency of securities markets.
The purpose of this paper is to develop a model of monopolistic competition that has a simple locational interpretation, and which allows for multi-firm competition.
This paper examines the determinants of profit margins in 90 UK manufacturing industries over the period 1983-86.
We study the relationship that exists between two families of models of product differentiation: the class of location or Hotelling-type models of horizontal differentiation, and models of vertical di
We consider the problem of a regulator who cannot observe the R&D expenditures of a firm devoted to reductions in the costs of production.
This paper finds that the extent of real appreciation and real depreciation in the external value of the dollar since the late 70s has been overstated for most industries by the Federal Reserve Board'
Logit analysis is employed to measure the effect of selected variables on the probability that a firm (1) purchases imported technology, (2) engages in research and development and (3) controls the qu
This paper reports some new evidence on aggregate concentration of exporters in Japanese manufacturing industry.