There is substantial evidence that women tend to support different policies and political candidates than men. Many studies also document gender differences in a variety of important preference dimensions, such as risk-taking, competition and pro-sociality. However, the degree to which...

Influential economic approaches as random utility models assume a monotonic relation between choice frequencies and "strength of preference," in line with widespread evidence from the cognitive sciences, which also document an inverse relation to response times. However, for economic decisions...

We examine in controlled experiments how individuals make choices when faced withmultiple options. The choice tasks mimic the selection of health insurance, prescriptiondrug, or retirement savings plans. However, in our experiment, the available options canbe objectively ranked. We ¯nd that the...

Transport policy research seeks to predict and substantially reduce the future transport-related greenhouse gasemissions and fuel consumption to prevent negative climate change impacts and protect the environment.However, making such predictions is made difficult due to the uncertainties...

On financial markets many investment decisions are taken by groups and not by individuals. The evidence, however, whether groups better than individuals, is ambigous. We analyze the portfolios of groups and individuals in an asset allocation task on an experimental market. We find that groups on...