Investigating the effects of single-dose intranasal testosterone on economic preferences in a large randomized trial of men

Proceedings of the National Academy of Sciences, Volume 122, Issue 39, September 2025. <br/>SignificanceTestosterone has been proposed to influence economic preferences such as risk taking, fairness, altruism, and competitiveness, with support from correlational studies and small-sample randomized trials. To rigorously test this hypothesis, we …