This study aims to investigate the speculative efficiency of the New York Mercantile Exchange (NYMEX) Light Sweet Crude Oil futures market and the effectiveness of these futures contracts in hedging the West Texas Intermediate (WTI) crude oil price risk. The period of interest ranges between...

This paper investigates the relationship between trading volume and price volatility in the crude oil and natural gas futures markets when using high-frequency data. By regressing various realized volatility measures (with/without jumps) on trading volume and trading frequency, our results...

We use the information in intraday data to forecast the volatility of crude oil at a horizon of 1–66days using a variety of models relying on the decomposition of realized variance in its positive or negative (semivariances) part and its continuous or discontinuous part (jumps). We show the...