This paper describes a number of strategies that experimenters may use to improve the external validity of their own findings, and of their research field as a whole. The paper emphasizes a dynamic view of research processes, in which learning about treatment and treatment adoption does not...

Poor debt-management skills lower financial security and wealth accumulation. Because optimal solutions to credit repayment problems depend on neither risk preferences nor beliefs, loan repayment is a prime application for robo-advising. Vulnerable households, though, tend to distrust new...