71.   Triple witching is the quarterly expiration of contracts on stock options, index options, and index futures.

72.   Today was one of the four days of the year when stock index futures, stock index options, and individual stock options all expire simultaneously.

73.   U.S. stocks are expected to open higher, helped by lower Treasury bond yields and the impact of expiring options on stocks and stock index futures.

74.   Trading was unusually active because of the expiration of stock options and index futures.

75.   U.S. stocks rose for a third time this week, helped by lower Treasury bond yields and the impact of expiring options on stocks and stock index futures.

76.   U.S. stocks rose, helped by lower Treasury bond yields and the impact of expiring options on stocks and stock index futures.

77.   Vanguard also uses index stock futures if Sauter thinks he can buy stocks at cheaper prices.

78.   Under consideration are renminbi futures, yuan index futures, H-share index futures and other soft commodities contracts.

79.   A rise in Nikkei index futures last week on the Chicago Mercantile Exchange also bolstered buying sentiment, traders said.

80.   A rise in Nikkei index futures last week on the Chicago Mercantile Exchange also encouraged buying, dealers said.