Are changes in the dispersion of hours worked a cause of increased earnings inequality?

IZA Journal of European Labor Studies

Table 9 Decomposition of earnings dispersion by skill-gender groups: absolute and relative contributions, 2000

Group	Country	I _y	I _w	I _h	ρ	RC_w	RC_h	RC_ρ
Low-	USA	0.147	0.126	0.016	0.005	0.858	0.111	0.031
skilled		(0.007)	(0.006)	(0.001)	(0.003)
males	UK	0.098	0.087	0.022	−0.011	0.893	0.221	−0.114
		(0.006)	(0.006)	(0.002)	(0.003)
	DE	0.093	0.076	0.025	−0.007	0.809	0.268	−0.078
		(0.004)	(0.003)	(0.002)	(0.002)
	FR	0.076	0.065	0.014	−0.002	0.851	0.181	−0.032
		(0.003)	(0.002)	(0.000)	(0.001)
High-	USA	0.169	0.139	0.021	0.008	0.824	0.127	0.049
skilled		(0.005)	(0.004)	(0.001)	(0.002)
males	UK	0.122	0.108	0.027	−0.013	0.885	0.218	−0.103
		(0.009)	(0.008)	(0.005)	(0.005)
	DE	0.119	0.090	0.024	0.005	0.755	0.200	0.045
		(0.011)	(0.007)	(0.003)	(0.005)
	FR	0.120	0.106	0.034	−0.021	0.887	0.285	−0.172
		(0.005)	(0.004)	(0.001)	(0.003)
Low-	USA	0.176	0.124	0.041	0.010	0.707	0.235	0.058
skilled		(0.014)	(0.013)	(0.003)	(0.003)
females	UK	0.247	0.108	0.113	0.025	0.439	0.459	0.102
		(0.013)	(0.010)	(0.007)	(0.012)
	DE	0.212	0.093	0.110	0.010	0.437	0.517	0.047
		(0.006)	(0.004)	(0.004)	(0.005)
	FR	0.131	0.065	0.061	0.005	0.494	0.465	0.041
		(0.003)	(0.002)	(0.001)	(0.001)
High-	USA	0.203	0.141	0.047	0.016	0.692	0.229	0.079
skilled		(0.007)	(0.005)	(0.003)	(0.003)
females	UK	0.191	0.099	0.088	0.004	0.518	0.460	0.022
		(0.014)	(0.010)	(0.009)	(0.013)
	DE	0.157	0.086	0.087	−0.016	0.549	0.551	−0.100
		(0.012)	(0.007)	(0.007)	(0.008)
	FR	0.107	0.090	0.048	−0.032	0.848	0.454	−0.302
		(0.003)	(0.002)	(0.002)	(0.003)