We find that board gender diversity increases the likelihood that firms announce a buy-back but long-term excess returns are signficantly smaller when there is larger female representation on the board. This is consistent with the governance hypothesis: gender diversity makes it more likely that...

The buyback anomaly survives when using the five factor Fama and French (2015) and the four factor Stambaugh and Yuan (2016) models: buyback announcements are followed by positive long-term excess returns that are positively related to (idiosyncratic) volatility, inconsistent with the low...