When salespeople who are heterogeneous in abilities are assigned into teams, how do they adjust effort as the abilities of their coworkers change? Economic theory predicts that when salespeople compete with each other, the lower-ability salesperson strategically decreases effort as the ability...

We study the behavior of an individual avoiding peer information on charity giving. Manipulating how the peer donation information was revealed to potential donors in a field experiment, we find 89% of individuals were “information avoiders.” We further use an instrumental variable...

Social media platforms such as TikTok and Facebook are criticized for trapping consumers in “filter bubbles” (Pariser 2011) through personalized recommendations based on users’ detailed individual information. Practitioners and regulators have been calling for platforms to tackle the...

Many randomized experiments are plagued by attrition, even among subjects receiving more effective treatments. We estimate the subject's utility associated with the receipt of treatment, as revealed by dropout behavior, to evaluate treatment effects. Utility is a function of both "publicly...

Randomized experiments (REs) are viewed as the "gold standard" for the treatment evaluation, but many REs are plagued by attrition or non-compliance, even among subjects receiving the more effective treatment. This paper constructs an economic model of decision-making in which individuals make...