Table 3.

Descriptive statistics.

Variable	Mean	Standard Deviation	Skewness	Kurtosis	Obs
C	31.67	27.93	1.31	4.20	304
y	23.60	10.64	1.80	6.11	304
OP	96.01	22.98	0.15	1.78	304
P	3,049,092	2,924,078	2.04	5.81	304
MAF	34.21	9.67	0.12	1.96	304
SVC	95.63	28.94	0.35	2.30	304
A0014	18.06	3.18	0.09	2.22	304
P0014	25.43	4.81	0.02	2.09	304
O65	10.69	3.84	0.38	2.46	304
P65	15.18	5.93	0.56	2.73	304