This research empirically establishes the hypothesis that the process of population aging in a society as a whole affects the attitudes of its members towards immigration. Hence, an aging social environment exerts an effect on the attitudes of individuals towards immigration after accounting for...

This paper investigates whether the COVID-19 crisis has affected the way we think about (political) institutions, as well as our broader (policy) attitudes and values. We fielded large online survey experiments in Italy, Spain, Germany and the Netherlands, well into the first wave of the...

Throughout the Western world, people's policy preferences are correlated across domains in a strikingly similar fashion. Based on a simple model, we propose that what partly explains the particular internal structure of political ideology is heterogeneity in moral universalism: the extent to...

We examine whether information about racial discrimination causally affects support for pro-black policies. Using representative samples of Americans, we elicit quantitative and incentivized beliefs about the extent of hiring discrimination against blacks. Relative to Republicans, Democrats...

We document economists’ opinions about what is worth knowing and ask (i) which research objectives economic research should embrace and (ii) which topics it should study. Almost 10,000 economic researchers from all fields and ranks of the profession participated in our global survey. Detailed...

We study response behavior in surveys and show how the explanatory power of self-reports can be improved. First, we develop a choice model of survey response behavior under the assumption that the respondent has imperfect self-knowledge about her individual characteristics. In panel data, the...

Information provided by experts is widely believed to play a key role in shaping attitudes towards policy responses to the COVID-19 pandemic. This paper uses a survey experiment to assess whether providing citizens with expert information about the health risk of COVID-19 and the economic costs...

To investigate how Covid-19 is shaping the way Europeans think about institutions, we conducted a large online survey experiment during the first wave of the epidemic (June). With a randomised survey ow we varied whether respondents are given Covid-related treatment questions first, before...