The underlying physiological mechanisms of biases are not well understood. As such, we examine the impact of testosterone and cortisol levels on several commonplace investment biases using realistic trading simulations. Cortisol, the biological marker of stress, is positively related to the...

We examine the relation between testosterone, cortisol, and financial decisions in a sample of naïve investors. We find that testosterone level is positively related to excess risk-taking, whereas cortisol level is negatively related to excess risk-taking (correlation coefficient [r]: 0.75 and...

This paper examines the geographic herding behavior of Corporate Social Responsibility (CSR). We find a comovement between local firms' CSR scores operating in the same industry after controlling for known regional determinants. Furthermore, our results are most robust for firms headquartered in...