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

Geduld als Basis für Lebenserfolg ist nicht nur eine Frage der Biologie und Vererbung, sondern die Eltern-Kind-Interaktion und frühkindliche Sozialisation, scheint auch im Bereich der Zeitpräferenz die „Wiege des Handelns“ zu sein. In der vorliegenden Studie werden anhand einer...

Ist inzwischen zusammengewachsen, was zusammengehört? Die Prüfung dieser von Willy Brandt im November 1989 formulierten Vision erfordert eine Bilanzierung, die die Verteilung von Einkommen und Arbeitsmarktchancen ebenso in den Blick nimmt wie Haushalts- und Familienformen und die subjektiven...

Today, Germany's citizens are happier on average than at any other point in time since reunification. Even though more than 20 years have passed, the average level of happiness in eastern Germany is still significantly lower than that in western Germany. This is demonstrated by the most recent...

The economic literature to date is underestimating the importance of regional price level differences. Only in the form of "rent indices" are these differences considered in relation to overall quality of life. As experimental estimates by the Federal Institute for Research on Building, Urban...

The Berlin Aging Study II (BASE-II) is a multidisciplinary study that allows for the investigation of how a multitude of health status factors as well as many other social and economic outcomes interplay. The sample consists of 1,600 participants aged 60 to 80, and 600 participants aged 20 to...

Like many medical studies, the Berlin Aging Study II (BASE·II) is based on a non·random "convenience sample" of self·recruited participants. To study processes of selectivity in BASE·II, we used an identical questionnaire to compare BASE·II with a large, representative reference study, the...