The study deals with the theory and measurement of competitiveness. The basic theory of firm implies that under constant returns to scale the unit cost of production can be used to measure the marginal cost of production and to model the impact of competitiveness on the market share of a firm....

Empirical equilibrium search models have attracted a growing interest in recent years. Estimation of such models has not been completely successful, however. This has led researchers to develop more sophisticated versions of the models, in an attempt to get a better fit to the data. This study...