This chapter reviews the literature on payment schemes for government purchases of health services. It focuses on four themes: (1) the tension between obtaining appropriate quality of services and keeping the cost of those services at an acceptable level; (2) the role of cost sharing by the...

This paper studies collective contests with endogenous cost sharing, general effort costs and intra-group heterogeneity of prize-valuation. Our objective is to clarify the relationship between cost sharing, intra-group heterogeneity within the competing groups and the elasticity of the marginal...