Individuals frequently face intertemporal decisions. For the purposes of economic analysis, the preference parameters assumed to govern these decisions are generally considered to be stable economic primitives. However, evidence on the stability of time preferences is notably lacking. In a large...

Offering incentives to promote charitable giving (for example, to encourage donations to aid victims of natural disasters) is very popular among governments and private organizations. Many companies, for example, match their employees’ charitable contributions, hoping that this will foster a...

Most professional economists believe that economists in general are more selfish than other persons and that this greater selfishness is due to economics education. This paper offers empirical evidence against this widely held belief. Using a unique data set about giving behavior in connection...