Federal purchases of major childhood vaccines account for roughly half of the total market for these vaccines. This paper examines Federal purchasing practices in the context of the recent literature on bidding and procurement, and compares these practices to UNICEF vaccine procurement...

This paper estimates a quasi-structural birthweight production function using data on counties for the years 1975-1984. The analysis focuses on the effects of first trimester initiation of prenatal care, controlling for use of abortion services, cigarette smoking, birth order and income. Fixed...

Empirical studies suggest that entry of generic competitors results in minimal decreases or even increases in brand-name drug prices as well as sharp declines in brand-name advertising. This paper examines circumstances under which this empirical pattern could be observed. The analysis focuses...

This study examines the relative impacts of human capital and market conditions on the economic rents associated with hospital privileges in the market for footcare. An empirical model of hospital privileges for podiatrists is formulated based on the Pauly-Redisch model of hospital behavior. The...

This paper specifies and estimates an econometric model of low and very low birthweight rates for counties in the U.S. for the years 1975-1984. We focus on the impact of several specific public policy actions on use of prenatal care and the subsequent effect on birthweight outcomes. Our results...

Statistical risk factor models are often proposed for screening high-risk children to participate in early intervention programs. Recent contributions to the program evaluation literature demonstrate the need for incorporating judgments about relative importance of false positives versus false...

The simultaneous operation of per case and per servicepayment systems in Maryland, and the varying levels of stringency used in setting per case rates allows comparison of effects of differing incentive structures on hospital costs. This paper presents such a comparison with 1977-1981 data. Cost...

This paper examines the effect of antidepressant use on the likelihood of being employed among HIV-positive women receiving highly active antiretroviral therapy (HAART) in the United States from 1994 to 2004. We use instrumental variables to predict antidepressant use independently of outcomes;...

Labor-market discrimination measures are usually derived from between-group comparisons of market outcomes for favored vs. disfavored groups, controlling for productivity-related individual characteristics. When the disfavored group is heterogeneous, one can relate variations in discrimination...

This paper extends previous research on Individuals' supply of charitable donations to the behavior of nonprofit firms. Specifically, we study provision of charity care by private, nonprofit hospitals. We demonstrate that In the absence of large positive income effects on charity care supply,...