This paper proposes a generalized measure of riskiness that nests the original measures pioneered by Aumann and Serrano (Aumann, R. J., R. Serrano. 2008. An economic index of riskiness. J. Political Econom. 116(5) 810-836) and Foster and Hart (Foster, D. P., S. Hart. 2009. An operational measure...

Motivated by existing evidence of a preference among investors for assets with lottery-like payoffs and that many investors are poorly diversified, we investigate the significance of extreme positive returns in the cross-sectional pricing of stocks. Portfolio-level analyses and firm-level...

"We examine the cross-sectional relation between conditional betas and expected stock returns for a sample period of July 1963 to December 2004. Our portfolio-level analyses and the firm-level cross-sectional regressions indicate a positive, significant relation between conditional betas and the...

For non-US stocks of firms in the G7 countries, we empirically test the new issues puzzle -- stocks of firms that issue new equity are, on average, very poor investments relative to various benchmarks -- by market capitalization. Only for the United Kingdom do we find evidence for a...