Evaluations

Researchers examined the effect of a series of informational messages on participation in a recycling program in Peru. The messages sought to elicit pressures such as social norms, peer comparison, conformity, authority, and the environmental or social benefits to increased participation. They found...

In Malawi, researchers tested the impact of a subsidized tree planting program and tested whether allocating contracts randomly or through self-selection resulted in better program outcomes. Self-targeting outperformed random allocation of contracts in terms of tree survival and mitigated increases...

In Uganda, researchers conducted a randomized evaluation to test the effectiveness of a program in which landowners were paid to not cut forest trees on their property. During the study period, landowners who were offered contracts to conserve forest cleared 4 percent of forested land, compared to 9...

Researchers evaluated the effects of introducing price increases during peak periods and also real-time information about electricity usage to residential customers in the United States. Households that received feedback about usage reduced consumption and individuals were more responsive to pricing...