Impact evaluations must be embedded in the ongoing process of policy and programme design in order to be effective in influencing country policy. This is the primary lesson found in this book, which is based on the rigorous impact evaluations and country-case study analysis of government-run...

In recent years, development policy has responded to an increasing concern about natural resource degradation by setting up innovative payment for environmental services (PES) programs in developing countries. PES programs use market and institutional incentives in order to meet both...