This study examines option market liquidity using Ivy DB's OptionMetrics data. We establish convincing evidence of commonality for various liquidity measures based on the bid-ask spread, volumes, and price impact. The commonality remains strong even after controlling for the underlying stock...

This paper investigates the motive of option trading. We show that option trading is mostly driven by differences of opinion, a finding different from the current literature that attempts to attribute option trading to information asymmetry. Our conclusion is based on three pieces of empirical...

We empirically examine the impact of trading activities on the liquidity of individual equity options measured by the proportional bid-ask spread. There are three main findings. First, the option return volatility, defined as the option price elasticity times the stock return volatility, has a...

Using data from OptionMetrics for the period of 1996 to 2013, we establish the existence of liquidity risk premium in option returns via both sorting analyses and Fama-MacBeth regressions. In leverage-adjusted, hedged returns, the alpha due to liquidity risk ranges from 11.2 basis points to 19.7...