Abstract
Ⅰ. Introduction
Ⅱ. Theoretical Background
Ⅲ. Theory and hypotheses
3.1 1st_NOP: Superiority of search costs and monitoring or managing costs
3.2 2nd_NOP: Superiority of less costs and trust
3.3 3rd_NOP: Superiority of dependency and opportunistic threat
Ⅳ. Method
4.1 Data Collection and Setting
4.2 Dependent variables
4.3 Independent variables
4.4 Control variables
Ⅴ. Analysis and Results
Ⅵ. Discussion
Ⅶ. Concluding remarks
References
논문초록