In der vorliegenden Studie wird anhand von Daten einer prospektiven Längsschnittstudie (Mannheimer Risikokinderstudie) untersucht, welchen Beitrag die Qualität der Mutter-Kind-Interaktion (MKI) im Säuglingsalter zur Vorhersage kognitiver (IQ) und nicht-kognitiver Fähigkeiten (Persistenz) bis...

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...

The not-invented-here (NIH) syndrome refers to internal resistance in a company against externally developed knowledge. In this paper, we argue that the occurrence of the NIH syndrome depends on the source of external knowledge and the success of the firm that aims at adapting external...

While rising unemployment generally reduces people's happiness, researchers argue that there is a compensating social-norm effect for the unemployed individual, who might suffer less when it is more common to be unemployed. This empirical study, however, rejects this thesis for German panel data...

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 behavioral relevance. Here we present a method integrating interactive experiments and...

In this paper a new method to estimate the equivalence scale elasticity using individual panel data on income satisfaction will be developed. In contrast to other subjective approaches, the present one benefits from the fact that no direct cardinal individual welfare function has to be...

In this paper we analyze the processes of labour market exclusion and (re-) inclusion, using a Danish register-based data set covering the period 1981-1990. The analysis is performed by estimation of reduced form transition models, the parameters of which are interpreted within the framework of...

After reviewing the literature on item non-response we focus on three issues: First, is there significant heterogeneity in item non-response across financial questions and in the association of covariates with item non-response across outcomes? Second, can the informational value of surveys be...