[16] and [17] establish a VIX futures and option pricing theory when modeling S&P 500 index by using a stochastic volatility process with asset return and volatility jumps. In this note, we prove that Lin and Chang's formula is not an exact solution of their pricing equation. More generally, we...

Lin and Chang (2009, 2010) establish a VIX futures and option pricing theory when modeling S&P 500 index by using a stochastic volatility process with asset return and volatility jumps. In this note, we prove that Lin and Chang's formula is not an exact solution of their pricing equation. More...

Kang et al. (2020) find cross-sectional evidence that short- and long-term variation of position changes are driven by liquidity demand of noncommercials and hedging demands of commercials in commodity futures markets. In this paper, we find the commercials' hedging demands drive both short-term...