Technical efficiency analysis of information technology investments: a two-stage empirical investigation

2002 ◽  
Vol 39 (5) ◽  
pp. 391-401 ◽  
Author(s):  
Benjamin B.M. Shao ◽  
Winston T. Lin
Keyword(s):  
Information Technology ◽  
Technical Efficiency ◽  
Empirical Investigation ◽  
Efficiency Analysis ◽  
Two Stage ◽  
Information Technology Investments ◽  
Technology Investments

Revisiting the Impact of Information Technology Investments on Productivity

2011 ◽  
pp. 296-322
Author(s):  
Myung Ko ◽  
Jan Guynes Clark ◽  
Daijin Ko
Keyword(s):  
Information Technology ◽  
Predictor Variable ◽  
Value Added ◽  
It Investments ◽  
Interaction Variable ◽  
Information Technology Investments ◽  
Technology Investments ◽  
The Impact ◽  
The Relationship

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 (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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