This paper studies the welfare consequences of a vertical merger that raises rivals costs when downstream competition … is à la Cournot between firms with constant asymmetric marginal costs. The main result is that such a vertical merger can … nevertheless improve welfare if it involves a downstream firm whose cost is low enough . This is because by raising the input price …

(that incorporates costs of units in all three levels) for three-level cluster randomized balanced designs with two levels …

considerable new insights in that it allows the impact on costs of inter-institutional differences in the cost function itself to …

This paper considers the effects of migration costs on human capital investments. We argue that migration costs hurt … them to consider a wider market than low-skilled workers. In such a context, migration costs discourage investments in … provided by firms. We show that migration costs have exactly the opposite effect on this type of investment. Migration costs …

considerable new insights in that it allows the impact on costs of inter-institutional differences in the cost function itself to …

uncertain costs. It is found that with supply function competition, and in contrast to Bayesian Cournot competition … private signals or more correlation among the costs parameters. In fact, for large values of noise or correlation supply …

A finite number of sellers (n) compete in schedules to supply an elastic demand. The costs of the sellers have … with more noise in the private signals or more correlation among the costs parameters. In fact, for large values of noise … distortionary market power above full information levels and welfare losses which can be counteracted by subsidies. As the market …

It is well known that uncertainty concerning firms’ costs as well as market power of the latter have to be taken into … article at hand takes a first step in closing this gap. It investigates the welfare effects of emission standards and taxes … against the background of uncertain emission control costs and various degrees of the polluting firms’ market power …