“…On the contrary, there is some case studies show that the introduction of stock index futures to increase the volatil ity of the spot market. Algieri (2014) research S&P500 index of the spot found after the introduction of index futures [6], stock volatility, mainly because foreign investors probably competing holdings of US stocks and index funds. Antoniou (2005) through the FTSE100 index futures research [7], that futures markets have increased volatility in the spot market because the stock index futures will find new information itself, the impact of the spot market, thereby improving the flow of information in the spot market rate.…”