A economia e valoração dos serviços ambientais / Alexandre Rivas -- A economia ambiental / James R. Kahn e Alexandre Rivas -- A economia e a falha dos mercados / James R. Kahn e Alexandre Rivas -- Intervenção governamental na falha do mercado / James R. Kahn e Alexandre Rivas -- Abordagens...

This paper tries do motivate the discussion of evaluation problems in the context of social programs. Initially, the text explores the point of view that social programs should be recognized as complex organizations. In the case, there are multiple objectives, decentralization, and coordination...