Central: Wochenarbeitszeit (tatsächlich) (OLS)

	Model 01	Model 02	Model 03	Model 04
1965-69	0.00	0.00	0.00	0.00
1970-74	0.79	0.60	0.54	0.73*
1975-79	0.62	0.50	0.27	0.64
1980-84	0.63	0.31	-0.09	0.14
1985-90	0.69	0.27	-0.33	-0.07
female		-10.83*	-10.75*	-10.74*
male		0.00	0.00	0.00
low (1-2)			-3.86*
mid (3-4)			-1.53*
hi (5-6)			0.00
AT				-0.27
CH				-0.27
DE				0.00
NL				-3.36*
Constant	37.42*	43.28*	44.69*	44.16*
Observations	10822	10822	10822	10822
r2	0.000	0.163	0.171	0.173
* p < .05