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Intangible Assets: Computers and Organizational Capital[J] . Erik Brynjolfsson,Lorin M. (Lorin Moultrie) Hitt,Shinkyu Yang.Brookings Papers on Economic Activity . 2002 (1)
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Beyond Computation: Information Technology, Organizational Transformation and Business Performance[J] . Erik Brynjolfsson,Lorin M. Hitt.The Journal of Economic Perspectives . 2000 (4)
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The Output Contributions Of Computer Equipment And Personnel: A Firm-Level Analysis[J] . Frank R. Lichtenberg.Economics of Innovation and New Technology . 1995 (3-4)