This field experiment quantifies the impact of social norm information on the demand for indoor temperature. Based on high-frequency data from indoor temperature monitors, we provide participating households with a comparison of average temperature in their apartments relative to that measured...

By providing feedback to customers on home electricity and natural gas usage with a focus on peer comparisons, utilities can reduce energy consumption at a low cost. We analyze data from two large-scale, random-assignment field experiments conducted by utility companies providing electricity...

“Nudge”-style interventions are often deemed “successful” if they cause large behavior change, but they are rarely subjected to full social welfare evaluations. We combine a field experiment with a simple theoretical framework to evaluate the welfare effects of one especially...