The re-analysis of statistical data is an effective means of protecting the public from undiscovered errors in social science research. Re-analysis is critical, as there is no difference between official data and non-official data. However, discussions concerning data protection legislation do...

Self-reported work disability is analyzed in the US, the UK and the Netherlands. Different wordings of the questions lead to different work disability rates. But even if identical questions are asked, cross-country differences remain substantial. Respondent evaluations of work limitations of...

For a bivariate data set the dependence structure can not only be measured globally, for example with the Bravais-Pearson correlation coefficient, but the dependence structure can also be analyzed locally. In this article the exploration of dependencies in the tails of the bivariate distribution...

In dieser Arbeit werden die Auswirkungen einer Ersetzung von fehlenden Werten auf das Ergebnis einer Regressionsanalyse untersucht. Grundlage ist eine Untersuchung von Klasen (2000) über die Unterschiede im Zusammenhang zwischen Unterernährung und Kindersterblichkeit in Afrika und Südasien....

Dass die Chancen und Risiken auf dem Arbeitsmarkt ganz zentral von den vorhandenen Qualifikationen abhängen, ist seit langem bekannt. Ein wichtiger Indikator hierfür sind die qualifikationsspezifischen Arbeitslosenquoten, deren Aktualisierung mittlerweile jedoch erhebliche Probleme aufwirft....

Researchers in Germany have nowadays access to confidential micro data compiled from official statistics in a way that could not have been dreamt of just a few years ago. This paper describes the new institutions that grant data access - most importantly the research data centers located inside...

A longstanding question in the economics of the family is the relationship between sibship size and subsequent human capital formation and economic welfare. If there is a causal quantity-quality tradeoff, then policies that discourage large families should lead to increased human capital, higher...

This paper shows how distance functions, a tool typically employed in production economics to measure the distance between a set of inputs and a set of outputs, can be employed to approximate a composite measure encompassing the many dimensions of well-being. It also illustrates how to implement...

Studies of transition economy labor markets have typically relied on standard, publicly available employment and unemployment statistics. This paper analyzes microdata on detailed labor force survey responses in Russia, Romania, and Estonia to measure nonstandard, boundary forms and alternative...

Propensity Score Matching (PSM) has become a popular approach to estimate causal treatment effects. It is widely applied when evaluating labour market policies, but empirical examples can be found in very diverse fields of study. Once the researcher has decided to use PSM, he is confronted with...