Das Streben nach Flexibilität hat in innovativen Beschaffungsentscheidungen den Rang eines eigenständigen Entscheidungsziels: Die Nachfrager wollen sich die Möglichkeit der Entschlußrevision offenhalten. Die Anbieter entsprechen diesem Streben nach Handlungsautonomie ihres Partners durch das...

We study optimal monetary policy in an environment in which firms' pricing and production decisions are subject to informational frictions. Our framework accommodates multiple formalizations of these frictions, including dispersed private information, sticky information, and certain forms of...

This paper analyses how product differentiation affects the volume of trade under duopoly using Shubik-Levitan demand functions rather than the Bowley demand functions used by Bernhofen (2001). The Shubik-Levitan demand functions have the advantage that an increase in product differentiation...

This paper identifies a data-consistent, equilibrium model of unemployment, wage dispersion, quit turnover and firm growth dynamics. In a separating equilibrium, more productive firms signal their type by paying strictly higher wages in every state of the market. Workers optimally quit to firms...