For the first time in 2020, the Socio-Economic Panel (SOEP), an annual survey of private households, surveyed the donation behavior of a random sample of high net worth individuals that had been added in 2019. As a result of this sample, the volume of private donations increased from 9.7 to 10.3...

A representative survey from August 2022 confirms public support for a universal basic income (UBI): Between 45 and 55 percent of respondents are in favor of a universal basic income and the unconditional financial security it promises. Two representative surveys from August 2022 investigate who...

Political representatives frequently make decisions with far-reaching implications for citizens and societies. Most of these decisions are choices in situations in which the probabilities of gains and losses are hard to estimate. Although decision-making is crucial to politics, existing research...

Typically, laboratory experiments suffer from homogeneous subject pools and self-selectionbiases. The usefulness of survey data is limited by measurement error and by thequestionability of their behavioral relevance. Here we present a method integrating interactiveexperiments and representative...

The results of a resurvey of non-respondents to the SOEP study carried out in 2006 show that this special effort of reinterviewing was relatively ineffective in two respects. First, the rate of successful conversions of passive to active respondents was low (less than 20 percent). Second, the...

Despite numerous studies on skill development,we know little about the causal effects of music training on cognitive and non-cognitive skills. This study examines how long-term music training during childhood and youth affects the development of cognitive skills, school grades, personality, time...

Typically, laboratory experiments suffer from homogeneous subject pools and selfselection biases. The usefulness of survey data is limited by measurement error and by the questionability of their behavioral relevance. Here we present a method integrating interactive experiments and...