S&P 500 Index (SPX) is a market-cap weighted stock index constructed to track the share price performance of 500 large-cap U.S. equities.
It is calculated and disseminated on a real-time basis by the Chicago Board Options Exchange (CBOE) and is commonly referred to as the fear index, or... R Kyung,M Kye - IEEE International Iot, Electronics & Mechatronics Conference 被引量: 0发表: 2020年 Modeling and Estimating Volatility of...