People differ in their willingness to take risks. Recent work found that revealed preference tasks (e.g., laboratory lotteries)-a dominant class of measures-are outperformed by survey-based stated preferences, which are more stable and predict real-world risk taking across different domains. How...

Behavioral science interventions like incentives, nudges, and boosts are increasingly used in public policy, but their effectiveness remains debated. We conducted a meta-meta-analysis on behavior change interventions across health, finance, and sustainability outcomes. Our analysis covers 838...