Most experimental evidence of hyperbolic discounting is based on violations of either stationarity or time consistency. Stationarity is violated when intertemporal choices differ for trade-offs in the near versus the more distant future. Time consistency on the other hand is violated if the...

Impact evaluations of development programmes usually focus on a comparison of participants with a control group. However, if the programme generates externalities for non-participants such an approach will capture only part of the programme's impact. Based on a unique large-scale quantitative...

Women may face systematically greater benefits than men from adopting certain technologies. Yet women often hold lower bargaining power, meaning that men's preferences may constrain household adoption when decisions are joint. When low female bargaining power constrains adoption of the...

This paper develops a model of healthcare demand to study healthcare choices in resourcelimited settings with poor health indicators, especially for women. Using data from rural Nigeria on individual illnesses and injuries as well as the entire portfolio of locally available providers, we...

Evidence that monogamous spouses often compromise household gains to maintain individual control over resources has informed the design of cash transfer schemes and other poverty alleviation programs. In polygynous households, decision making may be even less cooperative as co-wife conflict is...