This study examines the phenomenon of nonresponse in the first wave of a refresher sample (subsample H) of the German Socio-Economic Panel Study (SOEP). Our first step is to link additional (commercial) microgeographic data on the immediate neighborhoods of the households visited by...

Social comparisons are an essential source of information about the self. Research in social psychology has shown individual variation in the tendency toward comparison with other people's opinions and abilities, raising the question of whether social comparisons are driven by psychological...

The SOEP Group currently is preparing in addition to increasing the size of the core SOEP, to establish a new Innovation Sample (SOEP-IS). This will be established for the period 2012 to 2017 (with a cumulative number of presumably N=5,000 households). Now, in the year 2012, a new subsample is...

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...

This study presents results of the validation of an ultra-short survey measure of patience included in the German Socio-Economic Panel (SOEP). Survey responses predict intertemporal choice behavior in incentive-compatible decisions in a representative sample of the German adult population. --...

Background: The National Cohort (Nationale Kohorte = NaKo) will be one of the largest cohort studies in Europe to include intensive physical examinations and extensive information about the socio-demographic background and behavior of the subjects. However, regional selectivity of the study and...

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...