The paper is devoted to the assessment of the relevance of the they-come-to-play effect (CTPE, defined in the text). It employs both a real-effort setting and a questionnaire. The effect proves to be significant, albeit the results cannot be generalized straightforwardly. From the comparison...

This paper shows the results of an experiment aiming to test the effect of taxation on the labour supply. Differently from previous experiments [Lévy-Garboua, L., Masclet, D., & Montmarquette, C. (2005). Fiscalité et offre de travail: Une étude experimentale. CIRANO, Montréal, working paper...

The experiment presented in this paper has two aims, both methodological. First, we want to check for the role of what we may call (after Carpenter et al., 2006) the they came to play effect. Second, we want to test whether the lab outcomes are confirmed by a questionnaire on a hypothetical...

The paper illustrates the results of some experiments aiming to test the effect of taxation on the effort. Differently from previous experiments (Levy-Garboua et al., Sutter and Weck-Hannemann, Swenson), in our research the revenue of taxation is not depleted but employed, more realistically, to...