In this dissertation I study theories on auctions with participation costs withvarious information structure.Chapter II studies equilibria of second price auctions with differentiated participationcosts. We consider equilibria in independent private values environments wherebidders? entry costs...

The first essay uses a model of profit-maximizing hospitals to examine hospital responses to global budgeting in the forms of dumping and cost shifting. The main findings include: (1) Hospitals dump insured patients when the covered services are priced under costs. Whetherthe budget target is...