Cao, Jie; Goyal, Amit; Ke, Sai; Zhan, Xintong - 2019
Corporate bonds with large increases in implied volatility over the past month underperform those with large decreases … in implied volatility by 0.6% per month. In contrast to An, Ang, Bali, and Cakici (2014) who show that implied volatility … changes carry information about fundamental news, our evidence suggests that implied volatility changes contain information …