Ahlert, Marlies; Breyer, Friedrich; Schwettmann, Lars - CESifo - 2013
We report results of a survey of a representative sample of the German population in which respondents were asked in … survey exactly copied the setting (online survey) and the questionnaire used in the EuroVaQ project, in the second version … the hypothetical nature of the questions was emphasized more strongly, and the survey was conducted as a computer …