Variable | Operational definition | Related literature |
Products and services | The degree of big data’s contributing to the improvement of products and services, sensing of risk, and the discovery of opportunities | Steve et al.(2011) Chau & Xu(2011) McAfee & Brynjofsson(2012) Steve et al.(2011) Quinn & Baily(1994) Miles(2008) Kim Eun-jeong(2008) Mckinsey(2011), Gartner(2012) SERI(2012) Kyung Jeong-ik(2015b) |
Management productivity | The degree of big data’s contributing to the shortened business hours, cost reduction, improved profitability, and improved business |
Decision support | The degree of big data’s supporting the decision-making of user, manager, and CEO |