The intraday lead-lag relation between returns of the Major Market cash index and returns of the Major Market Index futures and S&P 500 futures is investigated. Empirical results show strong evidence that the futures leads the cash index and weak evidence that the cash index leads the futures....

We examine the intraday relationship between returns and returns volatility in the stock index and stock index futures markets. Our results indicate a strong intermarket dependence in the volatility of the cash and futures returns. Price innovations that originate in either the stock or futures...

This article analyzes the intraday interdependence of order flows and price movements for actively traded NYSE stocks and their Chicago Board Options Exchange (CBOE)-traded options. Stock net trade volume (buyer-initiated volume minus seller-initiated volume) has strong predictive ability for...