Policies and explicit private incentives designed for self-regarding individuals sometimes are less effective or even counterproductive when they diminish altruism, ethical norms and other social preferences. Evidence from 51 experimental studies indicates that this crowding out effect is...

We present new data documenting medieval Europeś "Commercial Revolution" using information on the establishment of markets in Germany. We use these data to test whether medieval universities played a causal role in expanding economic activity, examining the foundation of Germanyś first...

Adding a new dimension to determinants of corruption, this paper examines the effectiveness of enforcement in reducing corruption. We compare the influences of latent enforcement (police, judicial, and prosecutorial employment) versus actual enforcement (conviction rates) and enforcing...

Historically, people have often expressed negative feelings toward speculators, a sentiment that might have even been reinforced since the latest financial crisis, during which taxpayer money was warranted or spent to bail out reckless investors. In this paper, we conjecture that judges may also...

The employment share of legal services in the U.S. more than doubled during 1970–1990, in stark contrast to stability during 1850–1970 and after 1990. The relative wage of lawyers and law firm partners also doubled between 1970 and 1990. We argue that this demand shift was driven by...

With public services such as health and education, it is not straightforward for consumers to assess the quality of provision. Many such services are provided by monopoly not-for-profit providers and there is concern that for-profit providers may increase profit at the expense of quality. This...

International comparisons show that the reasons why e-government development in Germany does not occupy the desired "top spot" in rankings lie primarily in the inadequate provision of online services with little corresponding user orientation. In order to provide better and faster public...

Whether or not to vaccinate one’s child is a decision that a parent may approach in several ways. The vaccination game, in which parents must choose whether to vaccinate a child against a disease, is one with positive externalities (herd immunity). In some societies, not vaccinating is an...

This paper explains the occurrence of hypocrisy – when the by-society most despised types pretend to be the most revered types. Real-world phenomena include pedophile priests, sex-offender feminists and seemingly very busy dispensable office workers. Building on the signaling framework of...

In our model, an agent produces an outcome by a costly effort and then distributes it among heterogeneous users. The agents̕ payoff is the weighted sum of the users ̕shares and the coefficient reflecting their heterogeneity. When the agent neglects users ̕heterogeneity the game leads to an...