Voluntary environmental agreements: good or bad news for environmental protection?. [No authors listed] GSID: DiNfBWaYBEQJ
Asymmetric information and contract design for payments for environmental services. Ferraro PJ. PJ Ferraro - Ecological economics, 2008 - Elsevier GSID: I4Qkf-EVf98J
People and wildlife, conflict or co-existence?. Woodroffe R. R Woodroffe, S Thirgood, A Rabinowitz - 2005 - books.google.com GSID: 2xK9BEQMYU0J