What explains the technical efficiency of banks in Tunisia? Evidence from a two-stage data envelopment analysis

Financial Innovation

Table 5 Comparison of average original and bias-corrected technical efficiency of banks by type of ownership before and after the revolution

	Original technical efficiency				Bias-corrected technical efficiency
	Public after		Private before		Public after		Private before
	Input-oriented	RAM	Input-oriented	RAM	Input-oriented	RAM	Input-oriented	RAM
Public before	Yes*	Yes*	No	Yes***	No	No	No	Yes***
Private after	No	No	Yes***	No	No	No	Yes**	No

Yes stands for reject \(H_{0} : \mu_{1} = \mu_{2}\) at 1% (***), 5% (**) and 10% (*) significance level