RI

−1.61e−14***

−1.72e−15**

−5.95e−14***

2.52e−15

7.34e−16

1.42e−14

Observations

168

168

168

168

154

182

182

168

168

168

168

168

168

182

182

AR (1)

−8.92 (0.000)

−7.40 (0.000)

−9.02 (0.000)

−9.61 (0.000)

−5.34 (0.000)

−6.69 (0.000)

−5.53 (0.000)

−9.70 (0.000)

−7.39 (0.000)

−8.08 (0.000)

−8.51 (0.000)

−14.56 (0.000)

−9.04 (0.000)

−6.44 (0.000)

−5.96 (0.000)

AR (2)

2.64 (0.008)

−1.39 (0.166)

2.85 (0.004)

2.19 (0.28)

−2.22 (0.026)

0.20 (0.840)

−2.65 (0.008)

2.84 (0.004)

−0.88 (0.380)

0.49 (0.623)

0.59 (0.555)

1.33 (0.182)

0.85 (0.395)

−6.85 (0.000)

−2.19 (0.028)

Sargan

136.84 (0.735)

147.68 (0.422)

141.77 (0.490)

120.55 (0.869)

15807 (0.003)

175.14 (0.317)

175.90 (0.285)

140.22 (0.527)

165.57 (0.062)

181.81 (0.005)

140.17 (0.664)

154.64 (0.277)

203.17 (0.001)

200.87 (0.020)

224.47 (0.001)

Number of instruments

168

168

168

168

154

182

182

168

168

168

168

168

168

182

182

Number of group

14

14

14

14

14

14

14

14

14

14

14

14

14

14

14