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Do Entrance Fees Crowd Out Donations for Public Goods? Evidence from a Protected Area in Costa Rica
Alpízar, Francisco, (2014)
Conditional Cash Transfers and Payments for Environmental Services—A Conceptual Framework for Explaining and Judging Differences in Outcomes
Martin Persson, U., (2013)
Does Tourism Eco-Certification Pay? Costa Rica’s Blue Flag Program
Blackman, Allen, (2014)