Individual preferences must be evaluated to take into account the citizens' interests for public decisions. Usually, economists assess individual preferences through market decisions. But more often, public decisions impact goods without market prices. Without a market to refer to, evaluating...

We provide experimental evidence of workers' ingratiation by opinion conformity and of managers' discrimination in favor of workers with whom they share similar opinions. In our Baseline, managers can observe both workers' performance at a task and opinions before assigning unequal payoffs. In...

We explore the effects of competitive incentives and of their time horizon on the evolution of both asset prices and trading activity in experimental asset markets. We compare i) a no-bonus treatment based on Smith, Suchanek and Williams (1988); ii) a short-term bonus treatment in which bonuses...