We study experimentally voluntary contributions to public goods when none, some, or all previous decisions are observable. When agents observe previous moves, they tend to condition their cooperation on observed cooperation. This leads to two effects of increased transparency: on the one hand,...

Using a discrete choice experiment with real economic incentives, this paper studies one of the most well-known governmental mechanisms of nudging consumers towards a healthier way of eating, namely food fiscal policies. The experimental design varies food prices of healthier and unhealthier...

The role of Annual Percentage Rate (APR) in installment plan selection was investigated. The choice of analyzing APR was motivated by its wide diffusion due to the mandatory disclosure acts. There have been doubts towards consumer understanding of APR. A sample of 299 consumers were given five...

This paper provides evidence for the effectiveness of performance pay to government workers and how performance pay interacts with demand-side information. In an experiment covering 145 child day-care centres, I implement three separate treatments. First, I engineer an exogenous change in...

This paper proposes an interpretation theoretical model of the Aufbau of Rudolf Carnap, this interpretation contributes to upgrade the project original carnapian, in the sense of conferring to the constitutional program of construction logical, less committed analytic equipment with an ontology...

The high School of Colombes (France) - Lycée Guy de Maupassant - has organized a conference where some specialists were invited to debate about "L'avenir de l'information économique". This paper reports the main ideas developed during the conference. R.Courbis (GAMA, University Paris 10),...

This paper studies empirically how uncertainty affects speculation in the foreign exchange markets. We use the dispersion of survey forecasts of key macroeconomic variables to measure uncertainty about fundamentals. We find that uncertainty has a non-monotone effect on exchange rate pressures:...

Economic experiments have shown that when given the choice between piece-rate and winner-take-all tournament style compensation, women are more reluctant than men to choose tournaments. These gender difference experiments have all relied on a similar framework where subjects were not informed of...

In a recent paper, Creane and Miyagiwa (2008) show that the mode of competition (quantity or price) determines whether information sharing occurs between firms and governments within an international duopoly context in which the fims are located in different countries. In this paper, we show...

The assumption we submit, because macroeconomic forcasts would be unperfect, is that behavioral equations doesn't enough describe economic behaviours through the capacity of reaction opposite to environment. Further, the forcaster belongs to his search-system, so that, may be, we must now...