We document profitable cross-sectional and time-series momentum in a broad set of 56 option factors constructed from monthly sorts on daily delta-hedged option positions. Option factor returns are highly autocorrelated, but momentum profits of strategies with longer formation periods are mainly...

This study, through empirical evidence of 3,081 US firms during the period of 1992-2009, shows a strong causal relation between different CEO compensation components and firms' investment policy and firm risk. Specifically, the proportion of CEO option-based compensation is positively and...