표 1. | Table 1. 주파수 용도별 경제적 효율성 평가 단계 | Step for the evaluation of the economic efficiency of the spectrum.

Step		Methodology

1 Step	Identification of input (independent variable) and output (dependent variable) factors	Qualitative evaluation Correlation analysis Logit analysis (probit analysis)
↓
2 Step	Estimation of the efficiency	· DEA
↓
3 Step	Scoring based on the rank	DEA Qualitative evaluation