Behavioral design in smartphone apps aims at inducing certain, monetizable behavior, mainly increased engagement, measurable by usage time. Such design is rarely transparent and often restricts users' ability to make alternative choices. In a framed field experiment, we document that behavioral...

We study how incarceration experience shapes preferences for criminal justice policies. In collaboration with a newly opened prison, we conducted a randomized field experiment that offered citizens the opportunity to experience up to two days of incarceration, closely replicating the real-life...

Opportunity costs are central to economic decision-making but often neglected. In a pre-registered experiment with 2,222 German university freshmen, one treatment provides salary information; another additionally frames it as the opportunity cost of delayed graduation. Only the opportunity cost...

We examine the impact of monetary and non-monetary incentives, individually and combined, on residential electricity consumption. A field experiment in Switzerland provided all participants with access to a custom-developed app offering feedback on electricity use and energy-saving tips. In...

We design an online platform to connect unemployed job seekers with "buddies": former job seekers who recently found employment. We focus on job seekers who search in occupations with poor prospects and buddies who successfully switched occupations. In a randomized controlled trial, we evaluate...