71.   Some economists warn that retirees will cash in stocks to pay for both needs and recreation and depress stock prices for decades.

72.   Some economists warn, though, that lower oil prices could eventually come back to bite the American economy because of weakening demand for U.S. products abroad.

73.   Some economists warn of a global recession.

74.   Some economists warn that a short-term infusion of cash into a still-sound economy risks triggering inflation.

75.   Some economists warn that further sales delays could force the IMF to delay its next loan.

76.   Some economists warn that Southeast Asian nations need to do more than put each of their own houses in order.

77.   Some economists warned that the study did not prove that tight environmental regulation attracted economic development.

78.   Some economists also have warned that closed factories and disabled transportations systems could send the United States, along with the rest of the world, into recession.

79.   Some economists are warning prices could soon rise as government measures to boost consumption take hold.

80.   Some economists have warned that if rates go much higher, the housing boom will start to wane.