51.   Their exchanges have the ring of ratcheted-up screwball comedy.

52.   Their melocomedic exchanges have had audiences hooting at the Thursday night tapings.

53.   They will use public transportation, Grasso said, though the exchange will have private buses available as backup.

54.   To trade the funds, the exchange will have to seek licenses from the developers of the indexes and pay fees to those developers.

55.   U.S. exchanges have stringent rules governing such holdings, including mandatory recusal from oversight responsibilities if a conflict arises.

56.   We can suppose this international exchange might have had an impact upon the Turkish language.

57.   Wednesday is the delivery date and the exchange has a three-day delivery rule -- making today the deadline.

58.   When the exchange had to postpone the starting date in August, traders had said a Fisher Price toy was more reliable than the new share trading system.

59.   A top official of the Hong Kong Stock Exchange told legislators on Saturday that the exchange has no objection to government efforts to keep speculators out of the market.

60.   Along with London, some European exchanges had time to react to Wall Street.