Markets require informed participants to function efficiently. This paper examines the impact of providing targeted information directly to patients on their purchasing-decisions regarding pharmaceutical drugs. We analyze the effect of informational letters sent by a Swiss health insurer to...

Health care markets often lack a market force because the presence of health insurance undermines price signals. Patients have little incentive to shop for low-priced alternatives because they do not bear the full cost of their health care consumption. In turn, producers lack incentives to...

We analyze changes in the willingness to substitute from prescribed pharmaceuticals to more affordable generic equivalents in response to the first experience with a substitution. Using Swedish individual-level data of prescribed and dispensed pharmaceuticals, we employ a dynamic event study and...

This paper investigates the consequences that patients face when their regular primary care provider closes down her practice, typically due to retirement. We estimate the causal impact of closures on patients' utilization patterns, medical expenditures, hospitalizations, and health plan choice....

This paper investigates the relationship between portfolio allocation decisions and out-of-pocket healthcare expenses of elderly U.S. households. More specifically, it analyzes the impact of increasing healthcare costs on households’ assets allocation decisions between 1992 and 2006....

We investigate the association between age and medical spending in the U.S. using data from the Medical Expenditure Panel Survey (MEPS). We estimate a partially linear seminonparametric model and construct "pure" life-cycle profiles of health spending simultaneously controlling for time effects...

In this paper we construct life-cycle profiles of U.S. health care spending using data from the Medical Expenditure Panel Survey (MEPS). We separate pure age effects on health expenditure from time effects (i.e. productivity effects, business cycle effects, etc.) and cohort effects (i.e. initial...

This paper reports experience over five years from a single large employer in the Midwestern United States that adopted a high-deductible health plan with a health savings account (HSA) for all employees. This study represents one of the longest observation periods reported with a...

This paper reports use of health care services related to health care quality over five years among over 18,000 individuals from a single large employer in the Midwestern United States that adopted an HSA-eligible health plan for all employees. It represents one of the longest observation...

I estimate the welfare, both gross and net, provided by the Medicare managed care program in 1999 through 2002. First, I estimate a model of demand for the benefits offered by managed care plans to Medicare beneficiaries. I then use the demand estimates to form estimates of welfare provided by...