Revisiting the Impact of Information Technology Investments on Productivity: An Empirical Investigation Using Multivariate Adaptive Regression Splines (MARS)

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Author(s): Myung Ko (The University of Texas at San Antonio, USA), Jan G. Clark (The University of Texas at San Antonio, USA) and Daijin Ko (The University of Texas at San Antonio, USA)
Copyright: 2010
Pages: 23
Source title: Information Resources Management: Concepts, Methodologies, Tools and Applications
Source Author(s)/Editor(s): Information Resources Management Association (USA)
DOI: 10.4018/978-1-61520-965-1.ch605
ISBN13: 9781615209651
ISBN10: 1615209654
EISBN13: 9781615209668

Keywords: Information Resources Management / Information Science Reference / Library and Information Science

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Abstract

This article revisits the relationship between IT and productivity, and investigates the impact on information technology (IT) investments. Using the MARS techniques, we show that although IT Stock is the greatest predictor variable for productivity Ko, M.; Clark, J.G.; Ko, D.(Value Added), it is only significant as an interaction variable, combined with Non-IT Capital, Non-IT Labor, Industry, or Size.

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Revisiting the Impact of Information Technology Investments on Productivity: An Empirical Investigation Using Multivariate Adaptive Regression Splines (MARS)

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