Appendix Table A1 (continued)

Independent variable, statistic	2001-2003	2004-2006	2001-2006
C Equation	H Equation	C Equation	H Equation	C Equation	H Equation
Value	P-val.	Value	P-val.	Value	P-val.	Value	P-val.	Value	P-val.	Value	P-val.
Machinery (general [VSIC 29], office and computing [30], electrical [31], radio, television & communication [32], precision [33]), contemporaneous estimates
LE ijt	0.8882	0.00	0.8903	0.00	0.8656	0.00	0.8654	0.00	0.8949	0.00	0.8950	0.00
LK ijt	0.3181	0.00	0.3160	0.00	0.3060	0.00	0.3067	0.00	0.2755	0.00	0.2756	0.00
LE ij 2	-0.0719	0.08	-0.0706	0.09	-0.1368	0.00	-0.1379	0.00	-0.1196	0.00	-0.1180	0.00
LK ijt 2	0.0367	0.00	0.0367	0.00	0.0043	0.71	0.0044	0.70	0.0084	0.29	0.0086	0.28
LELK ijt	-0.0242	0.55	-0.0252	0.53	0.0890	0.01	0.0895	0.01	0.0659	0.01	0.0647	0.01
DS ijt	-0.1599	0.12	-0.1575	0.12	0.1263	0.15	0.1286	0.14	0.0709	0.36	0.0749	0.34
DM ijt	-0.3290	0.03	-0.3244	0.03	-0.3229	0.01	-0.3232	0.01	-0.3117	0.01	-0.3130	0.01
DJ ijt	0.5639	0.01	0.5647	0.01	0.5684	0.00	0.5706	0.00	0.3912	0.03	0.3934	0.03
Cjt, Hjt	0.2702	0.40	0.4541	0.16	0.0201	0.95	0.4788	0.41	-0.1457	0.45	0.2138	0.42
Constant	-0.2109	0.26	-0.1554	0.29	0.0372	0.84	-0.0377	0.79	-0.0132	0.92	-0.1098	0.31
Obs., Eq.	1,624	1	1,624	2	2,248	1	2,248	2	3,872	1	3,872	2
Groups	799	-	799	-	1,172	-	1,172	-	1,434	-	1,434	-
R²-within	0.419	-	0.420	-	0.252	-	0.252	-	0.294	-	0.294	-
R²-between	0.679	-	0.679	-	0.670	-	0.670	-	0.651	-	0.651	-
R²-overall	0.678	-	0.678	-	0.684	-	0.684	-	0.674	-	0.674	-
T,CD	23.99	0.00	23.63	0.00	18.82	0.00	18.99	0.00	34.38	0.00	33.90	0.00
T,DS=DM	1.18	0.28	1.15	0.28	12.45	0.00	12.68	0.00	10.52	0.00	10.85	0.00
T,DS=DJ	11.81	0.00	11.76	0.00	5.87	0.02	5.88	0.02	2.83	0.09	2.80	0.09
T,DM=DJ	15.80	0.00	15.63	0.00	26.25	0.00	26.48	0.00	12.33	0.00	12.50	0.00
Machinery (general [VSIC 29], office and computing [30], electrical [31], radio, television & communication [32], precision [33]), estimates with lagged labor, capital, and concentration
LE ijt-1	0.6402	0.00	0.6417	0.00	0.5681	0.00	0.5679	0.00	0.6024	0.00	0.6022	0.00
LK ijt-1	0.3031	0.00	0.3023	0.00	0.2871	0.00	0.2872	0.00	0.2481	0.00	0.2482	0.00
LE ij-1 2	0.0012	0.98	-0.0005	0.99	0.0412	0.23	0.0412	0.23	0.0301	0.24	0.0301	0.24
LK ij-1 2	0.0110	0.33	0.0106	0.35	0.0385	0.01	0.0384	0.01	0.0191	0.03	0.0191	0.03
LELK ij-1	0.0036	0.92	0.0049	0.89	-0.0488	0.22	-0.0486	0.22	-0.0146	0.60	-0.0147	0.60
DS ijt	-0.0943	0.40	-0.0926	0.41	0.2198	0.04	0.2200	0.04	0.1391	0.14	0.1386	0.14
DM ijt	-0.0089	0.95	-0.0057	0.97	0.2288	0.04	0.2277	0.04	0.2190	0.03	0.2182	0.04
DJ ijt	0.6935	0.00	0.6937	0.00	0.8014	0.00	0.7996	0.00	0.7338	0.00	0.7332	0.00
Cjt-1, Hjt-1	0.2305	0.20	0.3099	0.19	-0.0647	0.66	-0.0575	0.84	-0.0343	0.77	-0.0442	0.78
Constant	-0.0182	0.91	0.0515	0.73	-0.0700	0.54	-0.0895	0.38	0.0325	0.77	0.0226	0.82
Obs., Eq.	1,105	1	1,105	2	1,543	1	1,543	2	2,648	1	2,648	2
Groups	529	-	529	-	702	-	702	-	843	-	843	-
R²-within	0.426	-	0.426	-	0.164	-	0.164	-	0.299	-	0.299	-
R²-between	0.689	-	0.689	-	0.716	-	0.716	-	0.695	-	0.695	-
R²-overall	0.691	-	0.691	-	0.716	-	0.716	-	0.698	-	0.698	-
T,CD	4.67	0.20	4.15	0.21	13.42	0.00	13.42	0.00	16.77	0.00	16.78	0.00
T,DS=DM	0.27	0.60	0.28	0.59	0.00	0.95	0.00	0.95	0.43	0.51	0.42	0.51
T,DS=DJ	16.16	0.00	16.11	0.00	7.79	0.01	7.70	0.01	10.93	0.00	10.92	0.00
T,DM=DJ	11.66	0.00	11.54	0.00	9.80	0.00	9.76	0.00	9.06	0.00	9.06	0.00