Reinforcement learning theory has produced important insights into economic behavior. Intriguingly, neuroscientists recently discovered a plausible mechanism through which reinforcement may be encoded in the brain. Yet their resulting quot;dopaminergic reward prediction errorquot; hypothesis has...

The WHO defines vaccine hesitancy as one of the ten biggest threats to global health nowadays. To contribute to finding a solution for vaccine hesitancy, this study aims at gaining new insights on the influence of the default effect, anticipated regret, and decision roles on vaccination...

This research examined whether people can accurately predict the risk preferences of others.Three experiments featuring different designs revealed a systematic bias: that participants predicted others to be more risk seeking than themselves in risky choices, regardless of whether the choices...

Welfare analyses conducted by policy practitioners around the world usually rely on equivalized or per-capita expenditures and ignore the extent of within-household inequality. Recent advances in the estimation of collective models suggest ways to retrieve the complete sharing process within...

This research explores whether there are systematic cross-national differences in choice-inferred risk preferences between Americans and Chinese. Study 1 found(a) that the Chinese were signi®cantly more risk seeking than the Americans, yet(b) that both nationals predicted exactly the opposite...