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PDF, GB, 139 p., 796 Ko - Femise

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Appendix<br />

Table 2 Estimation results using model 2 (employment included) as first stage<br />

Periods X/M I*X/M(concentration) Obs. alpha_l beta Beta=1 p-val<br />

All -0.00008 [5.15]*** 0.00011 [5.80]*** 348 0.70 0.99989 33.70 0.00<br />

1996 -0.00011 [3.31]*** 0.00014 [3.72]*** 87 0.78 0.99986 13.81 0.00<br />

1997 -0.00009 [2.93]*** 0.00012 [2.91]*** 87 0.72 0.99988 8.48 0.00<br />

1998 -0.00007 [2.51]** 0.00010 [3.15]*** 87 0.67 0.99990 9.94 0.00<br />

1999 -0.00005 [2.01]** 0.00010 [2.65]*** 87 0.56 0.99990 7.00 0.01<br />

Periods X/M I*X/M(exp. intensity) Obs. alpha_l beta Beta=1 p-val<br />

All -0.00008 [4.61]*** 0.00006 [2.85]*** 348 1.35 0.99994 8.10 0.00<br />

1996 -0.00011 [2.56]** 0.00006 [1.33] 87 1.84 0.99994 1.76 0.19<br />

1997 -0.00009 [2.70]*** 0.00007 [1.59] 87 1.34 0.99993 2.52 0.12<br />

1998 -0.00008 [2.33]** 0.00006 [1.59] 87 1.24 0.99994 2.53 0.12<br />

1999 -0.00006 [1.75]* 0.00005 [1.37] 87 1.10 0.99995 1.87 0.17<br />

Periods X/M I*X/M(subsidies) Obs. alpha_l beta Beta=1 p-val<br />

All -0.00007 [4.34]*** 0.00006 [2.23]** 348 1.17 0.99994 4.95 0.03<br />

1996 -0.00009 [2.70]*** 0.00007 [1.70]* 87 1.39 0.99993 2.90 0.09<br />

1997 -0.00007 [2.48]** 0.00008 [0.73] 87 0.90 0.99992 0.53 0.47<br />

1998 -0.00006 [2.17]** 0.00007 [2.31]** 87 0.84 0.99993 5.36 0.02<br />

1999 -0.00004 [1.52] 0.00003 [0.59] 87 1.39 0.99997 0.35 0.56<br />

Periods X/M I*X/M(K/L) Obs. alpha_l beta Beta=1 p-val<br />

All -0.00009 [6.00]*** 0.00009 [4.16]*** 348 1.01 0.99991 17.30 0.00<br />

1996 -0.00010 [3.14]*** 0.00005 [0.70] 87 1.98 0.99995 0.49 0.49<br />

1997 -0.00010 [3.41]*** 0.00011 [3.07]*** 87 0.97 0.99989 9.44 0.00<br />

1998 -0.00008 [3.01]*** 0.00009 [2.88]*** 87 0.93 0.99991 8.31 0.00<br />

1999 -0.00007 [2.47]** 0.00009 [2.84]*** 87 0.77 0.99991 8.06 0.01<br />

Robust t statistics in brackets<br />

* significant at 10%; ** significant at 5%; *** significant at 1%<br />

84

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