Lee B and A Barua (1999). “An Integrated Assessment of Productivity and Efficiency Impacts of Information Technology Investments: Old Data, New Analysis and Evidence.” JPA 12(1): 21-43.

Lee B and A Barua (1999). “An Integrated Assessment of Productivity and Efficiency Impacts of Information Technology Investments: Old Data, New Analysis and Evidence.” JPA 12(1): 21-43.

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