"The NBER Bulletin on Aging and Health provides summaries of publications like this. You can sign up to receive the NBER Bulletin on Aging and Health by email. We estimate the impact of diabetic drug adherence on hospitalizations, ER visits, and hospital costs, using insurance claims from...

"Private insurance for prescription drugs is characterized by two regimes: flat copayments and variable co-insurance. We develop a simple model to show that patient compliance is lower under coinsurance due to uncertainty in cost-sharing. Empirically, we derive comparable models for compliance...

We examine the impacts of physician-hospital integration on care fragmentation and other measures of care-coordination using a dynamic model of movers and stayers in commercially insured plans. Although recent growth in the share of practicing physicians belonging to these vertical organizations...

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...