Sind die steigenden Benzinpreise ein Zeichen mangelnden Wettbewerbs auf den Öl- und Kraftstoffmärkten? Was kann die Einrichtung einer »Markttransparenzstelle« beim Bundeskartellamt bewirken? Für Justus Haucap, Universität Düsseldorf und Vorsitzender der Monopolkommission, sollten...

Population surveys around the world face the problem of declining cooperation and participation rates of respondents. Not only can item nonresponse and unit nonresponse impair important outcome measures for inequality research such as total household disposable income; there is also a further...

Social security entitlements are a substantial source of wealth that grows in importance over the individual's lifecycle. Despite its quantitative relevance, social security wealth has been thus far omitted from wealth inequality analyses. In Germany, it is the lack of adequate micro data that...