Finally, through mathematical models and empirical analysis we will discuss the cost impact on trading volume and volatility in stock index futures market.

最后，通过建立数理模型、实证分析来说明交易成本对股指期货市场交易量和波动性的影响。

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This paper is directed against the stock index futures market volatility spillover effects of study.

本文是针对股指期货市场的波动溢出效应所做的研究。

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The empirical results suggested that the correlation and volatility ratio between index futures and spot vary over various time scales.

进一步研究表明，波动性和相关性的多尺度变化导致了最小方差对冲比率及对冲效率呈相似规律的多尺度变化。

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Granger causality and long-horizon regression tests also show no causal links between daily returns or volatility in the crude oil and natural gas futures markets and the positions for two large energy exchange-traded index funds.

FORBES: Increased Futures Speculation Did Not Increase Food or Energy Prices