71.   And higher utilization allows refiners to operate at a lower fixed cost per barrel.

72.   And since American carriers operate at lower cost than the Asian airlines, they would presumably hold their own in wide-open skies.

73.   And the expanded data are becoming available just as states and cities are taking over programs once operated at the national level.

74.   And when the problems with Durbin arose, Raaf was operating at University Hospitals on a patient from his private practice, according to Cleveland VA documents.

75.   Another company controlled by Calvin Grigsby, Fiscal Funding Co., also owns and operates cranes at the Port of Miami.

76.   As former co-owner Dan Wolf explains, snow guns can operate at higher temperatures now, and snow can be made farther south.

77.   Artists were always operating at the frontiers of theology.

78.   Aside from their smoothness, they allow an engine to operate at optimal efficiency nearly all the time, improving economy and saving wear and tear.

79.   At least some government departments may have to operate at reduced levels with stopgap funding for a second year.

80.   At least some of the restaurants might have entertainment themes, similar to the Star Trek restaurant the company operates at the Las Vegas Hilton.