generalizability. Given that field experiments are in their infancy, our secondary focus pertains to a discussion of the various … parameters that they identify, and how they add to scientific knowledge. We conclude that until we conduct more field experiments …

thus find that there was selection into our experiments on the basis of both observable characteristics and on unobserved …

Laboratory experiments have been used extensively in economics in the past several decades to lend both positive and … grown in prominence of late--field experiments. I argue that field experiments serve as a useful bridge between data … field experiments can yield important insights into economic theory and provide useful guidance to policymakers. I also draw …

avoid the sharing environment altogether. In four laboratory experiments, prices and social preferences interact to …

, as in lab experiments with student subjects, but are deliberately identified by their trading roles in the natural field …