Nearly all prior work on government outsourcing has focused on the contracting firm's incentives. This paper shows how strong incentive contracts may be insufficient to generate spending reductions (or other desired outcomes) in the presence of a binding technological or managerial constraint....

In this essay, we review the theory and evidence concerning selection in competitive health insurance markets and discuss the common policy tools used to address the problems it creates. We begin by outlining some important but often misunderstood differences between two types of conceptual...

In most US health insurance markets, plans face strong incentives to "upcode" the patient diagnoses they report to the regulator, as these affect the risk-adjusted payments plans receive. We show that enrollees in private Medicare plans generate 6% to 16% higher diagnosis-based risk scores than...