We empirically quantify the welfare implications of bank entry in the United States between 2000 and 2008. We use a … market outcomes. We find no evidence for under- or over-entry. Compared with the socially efficient outcome, there is a mild … significantly improves welfare under free entry. …

non-linear demand) in which entry increases efficiency is provided as well. …

entrants make it easier to enter markets? We estimate the empirical relationship between market entry and patents for 27 … of entry by 3%-8%, and this relationship intensified following expansions in the patentability of software in the mid …, patents appear to substitute for complementary assets in the entry process, because patents have both greater entry …

structure and price-sensitive linear deterministic demand. The entry stage is modeled as a simultaneous game, where the players … take the outcomes of the subsequent post-entry (Cournot) competition into account in making their entry decisions. We … always an equilibrium structure in pure strategies in the entry game. Finally, we examine the effects of vertical integration …

that (a) contest entry and rent-seeking expenditures increase with the size of the prize and (b) earnings are equalized …