It has been claimed that the market fosters selfishness and thereby undermines the moral basis of society. This thesis has been developed with an emphasis on market exchange. Everyday life is, however, predominantly shaped by interactions in the workplace rather than by shopping behaviour. This...

What role do community norms play in the diffusion and persistence of new organizational practices? We explore this question through an examination of the widespread practice of wage arrears, the late and non-payment of wages, in Russia during the 1990s. Existing research on wage arrears most...

This paper investigates the relation between social capital and crime. The analysis contributes to explaining why crime is so heterogeneous across space. By employing current and historical data for Dutch municipalities and by providing novel indicators to measure social capital, we find a link...

The welcome rise of replication tests in economics has not been accompanied by a single, clear definition of replication. A discrepant replication, in current usage of the term, can signal anything from an unremarkable disagreement over methods to scientific incompetence or misconduct. This...

The immense literature on discrimination treats outcomes as relative: One group suffers compared to another. But does a difference arise because agents discriminate against others – are exophobic – or because they favor their own kind – are endophilic? This difference matters, as the...

The internet and other large textual databases contain billions of documents: is there useful information in the number of documents written about different topics? We propose, based on the premise that the occurrence of a phenomenon increases the likelihood that people write about it, that the...

Utilitarian foundations for limited government are shaky insofar as they assume rational and consistent individuals. Recently economists' assumption of rational actors has come under sustained attack. Behavioural economics has suggested that people are plagued by irrational biases and...

This paper contains a review of the early history of program evaluation research at the US Department of Labor. Some broad lessons for successful evaluation research are summarized.

Politikentscheidungen gestalten die Wohlfahrt von Nationen, aber ihre Praxis erfolgt komplexen Regeln. Evidenzbasierte Politikberatung durch Wissenschaftler will forschungsbasierten harten Fakten und Restriktionen Gewicht geben. Der Beitrag diskutiert Herausforderungen und Erfolgsbedingungen...

While policy measures affect the welfare of nations, the practice of policy advice is determined by complex rules. Evidence-based scientific policy advice gives weight to hard empirical facts and restrictions. The lecture discusses challenges and conditions for success and provides suggestions...