Much has been written over many years concerning use of the data in the NAPM Report On Business® as economic indicators but there has not been any recent attempt to review and evaluate the research. This article reviews the representation of business activity by economic indicators, compares qualities of NAPM Report On Business® data to those desirable in indicators, summarizes previously published research on the use of NAPM data as indicators, and presents some new and previously unpublished research on this subject. The use and value of NAPM data in the development of purchasing and supply strategy is also discussed. It is concluded that NAPM data possesses many desirable indicator qualities, are useful in the analysis of business and economic activity, and have value in the development of purchasing and supply strategy.
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