We investigate the labor supply reaction to wage cuts and tax increases using a real-effort experiment. First, subjects perform a task and receive a reward with taxes deducted. Second, the wage cut treatment reduces the wage rate and the tax increase treatment increases the tax; wage and tax...

How quickly does marginal utility diminish? It depends on the dimension along which we consider concavity of the utility function. This paper estimates the distribution of heterogeneous curvature parameters in individuals' utility functions from hypothetical choice data, while carefully...

Most studies have not distinguished delay from intervals, so that whether the declining impatience really holds has been an open question. We conducted an experiment that explicitly distinguishes them, and confirmed the declining impatience. This implies that people make dynamically inconsistent...

This paper attempts to test the morale theory of nominal wage rigidity by identifying the causal elect of pay cuts on workers' income satisfaction and work morale. This paper uses the current deflationary recession in Japan to estimate this causal elect. Our original survey of Japanese firms and...

We examined whether the knowledge that your private donation has a large number of potential recipients causes you to give more or less. We found that the people with blood type O are more likely to have donated blood than those with other blood types, by using a Japan's nationally...

The main purpose of this paper is to study how individual differences in implicit worldviews regarding categories versus relationships affect altruistic behavior towards parents, children and non-family members, using the survey data of Korea, Japan and the US. Altruism and intergenerational...