In a Cournot-oligopoly with free but costly entry and business stealing, output per firm is too low and the number of competitors excessive, assuming labor productivity to depend on the number of employees only or to be constant. However, a firm can raise the productivity of its workforce by...

In this paper we investigate the quantitative importance of e fficiency wages in explaining fluctuations in Bulgarian labor markets. This is done by augmenting an otherwise standard real business cycle model a la Long and Plosser (1983) with unobservable workers e ort by employers and wage...

Given asymmetric information, this paper explores the need for non-tenure-track jobs in academia alongside the usual tenure-track positions. It also explains the coexistence of these two types of jobs in research universities as an equilibrium phenomenon. The increased effort needed to produce...

In a Cournot-oligopoly with free but costly entry and business stealing, output per firm is too low and the number of competitors excessive, assuming labor productivity to depend on the number of employees only or to be constant. However, a firm can raise the productivity of its workforce by...