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Table 8 Coefficient estimates and test statistics for equation (2)

From: Employment and wages before and after incarceration – evidence from Hungary

  Employment Daily earnings (controlled)
  Random effects Fixed effects Random effects Fixed effects
Estimates for the entire sample
Quarters −8 to −1 −0.047 −0.047 −0.035 −0.042
  (13.9) (13.6) (3.3) (3.6)
Prison quarters −0.179 −0.182 −0.212 −0.230
  (41.8) (44.1) (12.8) (10.8)
Quarters 1–8 −0.048 −0.046 −0.105 −0.122
  (8.68) (8.3) (7.6) (6.0)
Quarters 9–28 −0.001 −0.005 −0.090 −0.113
  (0.8) (0.8) (5.7) (4.6)
No. of observations 1,361,558 1,361,558 197,382 197,382
No. of groups 19,815 19,815 10,746 10,746
Observations per group 68.7 68.7 18.4 18.4
R2 within 0.052 0.052 0.020 0.019
R2 between 0.001 0.000 0.067 0.040
R2 overall 0.042 0.033 0.057 0.041
Wald chi2 6017.1 - 1316.9 -
Prob > chi2 (0.0000) - (0.0000) -
F-test - 66.6 - 10.91
Prob > F - (0.0000) - (0.0000)
Corr (u_i, Xb) - −0.076 - −0.057
Sargan–Hansen 1022.1 (0.0000) 288.1 (0.0000)
Estimates for inmates incarcerated in 2005–08
Quarters −8 to −1 −0.038 −0.037 −0.032 −0.035
  (9.9) (9.5) (2.5) (2.7)
Prison quarters −0.175 −0.177 −0.229 −0.254
  (34.0) (32.8) (10.5) (9.4)
Quarters 1–8 −0.035 −0.034 −0.103 −0.118
  (5.8) (5.3) (6.4) (4.7)
Quarters 9–28 0.002 0.004 −0.087 −0.105
  (0.3) (0.5) (4.6) (3.3)
No. of observations 832,204 832,204 125,409 125,409
No. of groups 12,182 12,182 6557 6557
Observations per group 68.3 68.3 19.1 19.1
R2 within 0.049 0.050 0.020 0.020
R2 between 0.002 0.003 0.065 0.038
R2 overall 0.042 0.041 0.064 0.045
Wald chi2 3547.5 - 887.7 -
Prob > chi2 (0.0000) - (0.0000) -
F-test - 39.5 - 7.65
Prob > F - (0.0000) - (0.0000)
Corr (u_i, Xb) - −0.070 - 0.012
Sargan–Hansen 2075.7 (0.0000) 241.8 (0.0000)