News or Noise? An Analysis of GNP Revisions
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This paper studies the nature of the errors in preliminary GNP data, It first documents that these errors are large. For example, suppose the prelimimary estimate indicates that real GNP did not change over the recent quarter; then one can be only 80 percent confident that the final estimate (annual
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美国国家经济研究局创建时间：
1986-06-01
