We make use of experimental economics to examine how people adjust their supply of work effort in response to a variation in tax rates. Participants are paired in the experiment. In each pair, one participant randomly chosen has to exert an effort and is taxed to the benefit of the other...

This experiment evaluates various systems of taxation on the number of real tasks performed by participants and in terms of fiscal income generated to help government in its redistributive goal. The first treatment concerns a proportional system of taxation. The second treatment considers an...

Noncompliance is a quantitatively important phenomenon that affects significantly revenue source for state governments. This phenomenon raises challenging questions about the determinants of tax reporting and also about the appropriate design of a tax system: how many resources should be devoted...

A conjecture of Laffer, which had considerable influence on fiscal doctrine, is that tax revenues of a Leviathan state eventually decrease when the tax rate exceeds a threshold value. We conduct a real effort experiment, in which a worker is matched with a non-working partner, to elicit the...

Notre étude s'intéresse aux politiques reposant sur les campagnes de communication visant à sensibiliser les gens au problème de la fraude fiscale et à les inciter à réduire leur comportement de fraudeur. Il s'agit de politiques en amont puisqu'elles agissent avant la déclaration de...

The World Trade Center attack has shed light on the urgent need to implement preventing measures against terrorism and to enhance cooperation in the global security system for all countries. However, international coordination cannot be taken for granted. It is often ineffective and likely to...