Parameters

Models and their estimated coefficients (asymptotic t-ratios in parentheses)

I

Unrestricted TL

II

Hicks-neutrality

III

No tech.

Change

IV

Homotheticity

V

Homogeneity

VI

Unitary elasticity

Const.

20.620

(26.580)

23.209

(13.360)

19.029

(22.240)

20.944

(25.960)

21.024

(27.900)

16.698

(256.100)

Output, g_Q

1.089

(4.962)^***

1.681

(7.810)^***

1.496

(18.070)^**

0.287

(2.158)^**

0.267

(2.412)^**

0.398

(1.720)

Labor b_L

−0.881

(−5.948)^***

−1.065

(−3.775)^***

−0.615

(−4.159)^***

−0.974

(−6.172)^***

−0.988

(−6.562)^***

0.501

(58.100)^***

Capital b_K

0.144

(1.218)

0.908

(2.832)^**

−0.060

(−0.444)

0.118

(0.977)

0.127

(1.112)

0.125

(23.760)^***

Energy b_E

−0.075

(−1.810)

−0.061

(−0.260)

−0.142

(−3.390)^***

−0.0569

(−1.367)

−0.054

(−1.344)

0.013

(8.655)^***

Materi-al, b_M

1.812

(15.920)^***

1.219

(4.216)^***

1.817

(17.150)^***

1.913

(14.770)^***

1.915

(14.730)^***

0.361

(32.700)^***

Time, q_T

0.022

(2.322)^**

−0.005

(−0.687)

-------

0.038

(3.077)^***

0.038

(3.174)^***

0.075

(8.211)^***

b_LL

0.196

(12.620)^***

0.191

(7.116)^***

0.173

(12.440)^***

0.207

(12.170)^***

0.208

(12.560)^***

-------

b_KK

0.025

(2.060)^**

0.103

(2.463)^**

0.006

(0.421)

0.018

(1.834)

0.022

(1.889)

-------

b_EE

0.014

(4.735)^***

0.019

(0.653)

0.011

(3.568)^***

0.014

(5.227)^***

0.014

(5.162)^***

-------

b_MM

0.223

(12.700)^***

0.217

(3.819)^***

0.216

(15.340)^***

0.226

(13.080)^***

0.225

(13.050)^***

-------

g_QQ

0.134

(0.263)

2.223

(2.790)

−0.119

(−3.220)^***

−0.229

(−0.422)

-------

-------

q_TT

−0.001

(−1.123)

0.004

(3.284)

-------

−0.002

(−1.776)

−0.001

(−3.956)^***

--------

b_LK

0.004

(0.363)

−0.046

(−1.860)

0.018

(1.733)

0.005

(0.508)

0.004

(0.431)

---------

b_LE

0.008

(2.059)^**

0.011

(0.572)

0.014

(4.230)^***

0.005

(1.251)

0.005

(1.226)

----------

b_LM

−0.208

(−15.470)^***

−0.156

(−5.351)^***

−0.205

(−19.850)^***

−0.217

(−14.470)^***

−0.217

(−14.440)^***

----------

b_KE

−0.018

(−4.655)^***

−0.013

(−0.531)^**

−0.019

(−4.481)^***

−0.019

(−4.991)^***

−0.018

(−5.007)^***

------

b_KM

−0.011

(−1.023)

−0.044

(−1.325)^**

−0.005

(−0.435)

−0.008

(−0.797)

−0.008

(−0.743)

-------

b_EM

−0.005

(−1.279)

−0.017

(−0.554)^**

−0.006

(−1.671)

−0.000

(−0.101)

−0.000

(−0.108)

-------

q_LT

0.000

(0.072)

-------

-------

−0.001

(−0.899)

−0.002

(−0.909)

−0.009

(−7.087)^***

q_KT

0.000

(0.298)

--------

--------

0.001

(1.626)

0.001

(1.601)

0.001

(1.242)

q_ET

−0.000

(−0.356)

--------

--------

−0.000

(−0.050)

−0.000

(−0.048)

−0.000

(−0.315)