In this paper we investigate whether the presence of private insurance leads to improved health status. Using the Health and Retirement study we focus on adults in late middle age who are nearing entry into Medicare. Estimation addresses endogeneity of the insurance participation decision in...

This paper explores potential realization of gains by hospitals that are managed on a day-to-day basis by external organizations under formal contracts. It draws from the incentives literature, which postulates that managers of firms where ownership is separated from control will employ an input...

Insurance for prescription drugs is characterized by two types of cost-sharing: flat copayments and variable coinsurance. We develop a theoretical model to show that refill purchases of preventive drugs (compliance) are lower under coinsurance due to the consumer's exposure to variation in drug...

Regulatory entry barriers to hospital service markets, namely Certificate of Need (CON) regulations, are enforced in many states; although no longer federally mandated, policy makers in other states are considering reinstating CON policies in tandem with service expansions mandated under the...

Large differences in fertility between women with high and low levels of education suggest that schooling may have a direct impact on knowledge and use of contraception. We investigate this issue using information on women in Mexico. In order to identify the causal effect of schooling, we...

Over the last several decades, numerous medical studies have compared the effectiveness of two common procedures for Coronary Artery Disease: Percutaneous Coronary Intervention (PCI) and Coronary Artery Bypass Graft (CABG). Most evidence indicates that CABG - the more invasive procedure - leads...

Since the late 1970s, the number of obese adults in the United States has grown by over 50 percent. This paper examines the factors that may be responsible for this rapidly increasing prevalence rate. To study the determinants of adult obesity and related outcomes, we employ micro-level data...

This study examines racial, ethnic and gender differentials in physical activity. Individuals engage in physical activity during leisure-time and also during in many other activities such as walking to work, home maintenance, shopping and child care. Physical activity also occurs on the job is...

This paper makes contributions to the estimation of health production functions and the economics of fertility control. We present the first infant health production functions that simultaneously control for self selection in the resolution of pregnancies as live births or induced abortions and...

This paper concentrates on both the positive and normative effects of punishments that enforce laws to make production and consumption of particular goods illegal, with illegal drugs as the main example. Optimal public expenditures on apprehension and conviction of illegal suppliers obviously...