are linked to economic theory. We then use this system to classify all published field experiments in the five top … period, we find that economic theory has played a more central role in the laboratory than in the field. Finally, we discuss …

test of the theory implements a laboratory experiment, where important features of the theory can be exogenously imposed …. We begin with a theoretical exploration of optimal contest design, focusing on the number of competitors. Our theory …. We complement our lab experiment with a field experiment, where we rely on biological models complemented by economic …

tasks that produce unobservable outputs as they seek the salient rewards to observable outputs. Since the theory related to … contexts remain largely unknown. This study provides empirical insights quantifying such effects using a field experiment in …

This study develops theory and uses a door-to-door fundraising field experiment to explore the economics of charity. We … side of charitable fundraising. Empirical results are in line with our theory: in gross terms, our lottery treatments …

-in-the-field experiment to study information sharing through mobile phone messages. Subjects are rural households in Mozambique who have …

This paper analyzes a geographic quasi-experiment embedded in a cluster-randomized experiment in Honduras. In the … experiment, average treatment effects on school enrollment and child labor were large--especially in the poorest blocks … geographic quasi-experiment yielded point estimates that, for two of three dependent variables, were attenuated. A judicious …