Table 2. Descriptive statistics of variables.

Statistic	KOFE	KOFS	KOFP	NECE	OPP	FINENTR	GEXP
Mean	57.79	60.89	72.30	25.04	48.10	2.50	4.59
Std.dev.	16.96	17.49	17.24	10.75	12.24	0.42	1.61
Sample	1168	1176	1176	514	514	674	1008