51.   Retail sales account for more than two thirds of total U.S. economic output.

52.   Rising producer costs are a precursor to rising consumer prices, while retail sales account for two thirds of U.S. economic output.

53.   Russia has so far averted hyperinflation, a free fall in the value of the ruble and a continued steep drop in economic output.

54.   Rising producer costs are an indicator of rising consumer prices, while retail sales account for two thirds of U.S. economic output.

55.   Service companies account for around two thirds of total economic output.

56.   Separately, Robert T. Parry, the San Francisco Federal Reserve Bank president, repeated earlier comments challenging the notion that current reporting techniques underestimate economic output.

57.   Sixty percent of Russian economic output is generated by privately owned business.

58.   Some analysts contend that international trade, which was a major factor in sustaining growth during the fourth quarter, may fade as a contributor to economic output.

59.   Since then, however, global economic output has roughly tripled without any indication that the end is nigh.

60.   Steelmakers such as Nippon Steel Co., which are sensitive to changes in economic output, led a broad decline.