A Network DEA Model with Super Efficiency and Undesirable Outputs: An Application to Bank Efficiency in China

Table 9

Hypotheses tested based on regression results.

Number	Hypothesis	Overall production	Deposit generation	Loan generation
1	Risk taking	Y*	Y*	—
2	Assets liquidity	Y*	Y*	Y*
3	Interest margin	Y*	—	Y*
4	Shareholders behind
	Foreign	Y*	Y*	N*
	List	Y*	Y*	Y*
5	Scale effect	Y*	Y*	Y*

Note: Y* indicates that the results significantly support the hypotheses proposed in Section 3.4.1. N* indicates that the results refuse the hypothesis significantly. And “—” indicates the hypothesis can neither be supported nor refused.