RT Journal Article SR Electronic T1 Forecasting Volatility and Option Prices of the S&P 500 Index JF The Journal of Derivatives FD Institutional Investor Journals SP 17 OP 30 DO 10.3905/jod.1994.407901 VO 2 IS 1 A1 Jaesun Noh A1 Robert F. Engle A1 Alex Kane YR 1994 UL https://pm-research.com/content/2/1/17.abstract AB