Using a natural field experiment in a recreational site, a public good almost fully dependent on voluntary donations, the authors explored the crowding-out effect of gift rewards. First, they…

The authors examine the performance of community organizations that provide safe drinking water in rural Costa Rica. They uses a qualitative approach and matching techniques to analyze how the complex…

Using household surveys with highly disaggregated geographic reference, the authors explored how national parks affect local wages in Costa Rica and how effects on local welfare can be positive or…

Trees have both economic and ecological purposes in rural Ethiopia, supplying households with wood products for consumption and sale, and decreasing soil degradation. The authors used cross-sectional…

The authors surveyed firms participating in emissions trading programs in Santiago, Chile, to explore further whether tradable permits are appropriate for transition and developing economies. Their…

The authors studied the potential tradeoff between countries’ investments in mitigation versus adaptation to climate change. Mitigating greenhouse gases may be a public good, but adaptation to climate…

Although fuel taxes are a practical means of curbing vehicular air pollution, congestion, and accidents in developing countries—all of which are typically major problems—they are often opposed on…

The authors analyze how price-based and quantity-based emissions regulations affect compliance incentives and social welfare with incomplete enforcement and technology adoption. If the policy level is…

Poor Kenyan farmers in rain-fed, risky environments are reluctant to adopt new technologies with potential production gain because of enormous downside risks. The authors looked at the effects of…

Studies have shown differences in cooperative behavior across countries and in the use of (and reaction to) a norm enforcement mechanism in cross-cultural studies. The authors present data that prove…