The objective of this study is to estimate the effects of competition for both Medicare and HMO patients on the quality … infarction (reported by the state of California). Measures of competition are constructed for each hospital and payer type. The … competition measures are formulated to mitigate the possibility of endogeneity bias. The study finds that increases in the degree …

Consumers often benefit from increased competition in differentiated product settings. In this paper we consider … consumer benefits from increased competition in a differentiated product setting: the spread of non-traditional retail outlets …

We analyze a number of unstudied aspects of retail electricity competition. We first explore the implications of load … homogeneous up to a scaling factor. In general, the combination of retail competition and load profiling does not yield the second … consumption, retail competition yields the Ramsey prices even when consumers can only partially respond to variations in real time …

power. In those situations, governments could attempt to regulate the market or to increase competition. We provide the … first experimental evidence on the effect of increased competition on prices and quality relying on an intervention that …

This paper develops a dynamic model of retail competition and uses it to study the impact of the expansion of a new …