We estimate the effects of horizontal mergers on marginal cost efficiencies - an ubiquitous merger justification … mechanisms underlying "buyer power." We find that merger target hospitals save on average $176 thousand (or 1.5 percent) annually …

by horizontal hospital mergers as an instrument, we show that rising prices raise the cost of labor by increasing …

We estimate the effects of hospital competition on the level of and the variation in quality of care and hospital …

changes in hospital costs. I exploit an exogenous 1988 policy change that generated large price changes for 43 percent of all …

for diseases with the greatest profitability and demand elasticity. Most empirical evidence regarding hospital competition … - ambulances usually take patients to the closest (or affiliated) hospital. In this paper, we derive a theoretically appropriate ….S. regional hospital markets to instrument for market concentration. We then estimate the model using risk-adjusted Medicare data …

hospital financial data to study the resulting uncompensated care, medical care for which no payment is received. We use both … person costs local hospitals $900 each year in uncompensated care. Similarly, the closure of a nearby hospital increases the … uncompensated care costs of remaining hospitals. Increases in the uninsured population also lower hospital profit margins, which …

billing data that do not reflect actual payments made. Although the responsiveness of prices to hospital performance depends … rankings, based on hospital excess-mortality and incorporate them into our price models. We are interested in the type … the widely-reported risk-adjustment methodology used in the federal Hospital Compare reporting system for ranking cardiac …

in California. The function is additively separable in: a hospital price paid by the insurer, the distance traveled, and …We estimate an insurer-specific preference function which rationalizes hospital referrals for privately-insured births … plan and severity-specific hospital fixed effects (capturing hospital quality). We use an inequality estimator that allows …

trace out the effects of greater managed care penetration on hospital utilization and spending throughout the health care … system. We find that when more seniors enroll in Medicare managed care, hospital costs decline for all seniors and for …