Empirical work on price-cost margins often treats costs as exogenous. Allowing for endogenous costs when estimating price-cost margins is the topic of this paper. Methodologically, the endogenous cost model we propose leads to an additional equation that allows for the simultaneity in price...

Firms in socialist and transitional economies are often obliged to provide social goods at the same time that they are competing with private firms. This paper analyzes the impact of such bundling on the provision of private and social goods focussing on the inability of politicians to commit...