BIOGEME Version 1.4 [Sat Dec 17 12:19:10 GMT 2005]

Author: Michel Bierlaire, EPFL (2001-2005)

This file has automatically been generated.

07/30/06 19:05:16

constraining sig3

Model: Mixed Multinomial Logit
Number of Halton draws: 1000
Number of estimated parameters: 5
Number of observations: 4000
Number of individuals: 4000
Null log-likelihood: -4394.45
Init log-likelihood: -3205.63
Final log-likelihood: -2764.25
Likelihood ratio test: 3260.39
Rho-square: 0.370967
Adjusted rho-square: 0.369829
Final gradient norm: 2.07919e-006
Variance-covariance: from finite difference hessian

Utility parameters

Name Value Std err t-testRobust Std err Robust t-test
ASC1 +4.2608150e+000+6.5994620e-001+6.4563066e+000+6.5421148e-001+6.5129016e+000
ASC2 +1.1638591e+000+2.9451754e-001+3.9517480e+000+2.8938935e-001+4.0217758e+000
ASC3 +0.0000000e+000 fixed
BETA -3.1251564e+000+5.5647433e-001-5.6159938e+000+5.4808880e-001-5.7019161e+000
SIGMA1 +1.0251408e+001+2.0593670e+000+4.9779415e+000+2.0201697e+000+5.0745284e+000
SIGMA2 +7.7958095e+000+1.7403842e+000+4.4793611e+000+1.7098657e+000+4.5593109e+000
SIGMA3 +4.0000000e+000 fixed

Scale parameters

Name Value Std err t-test 1Robust Std err Robust t-test 1
Scale1 +1.0000000e+000 fixed

Utility functions

1Alt1avASC1 [ SIGMA1 ] * one + BETA * x1
2Alt2avASC2 [ SIGMA2 ] * one + BETA * x2
3Alt3avASC3 [ SIGMA3 ] * one + BETA * x3

Variance of random coefficients

NameValueStd errt-testRobust Std errRobust t-test
ASC1_SIGMA1+1.0509138e+002+4.2222825e+001+2.4889708e+000
ASC2_SIGMA2+6.0774645e+001+2.7135408e+001+2.2396806e+000
ASC3_SIGMA3+1.6000000e+001fixed

Correlation of coefficients

Coefficient1 Coefficient2CovarianceCorrelationt-testRob. cov.Rob. corr.Rob. t-test
ASC1 SIGMA21.0109775e+0008.8021313e-001-2.9432636e+0009.8442363e-0018.8003888e-001-3.0061539e+000
SIGMA1 SIGMA23.3918544e+0009.4636423e-0013.5216052e+0003.2753453e+0009.4821588e-0013.6442852e+000
ASC2 SIGMA2-3.7762973e-002-7.3673257e-002-3.7124789e+000-2.2928928e-002-4.6338204e-002-3.7954253e+000
ASC1 SIGMA11.1757330e+0008.6510022e-001-3.9287391e+0001.1403440e+0008.6283918e-001-4.0130468e+000
ASC2 SIGMA11.9717463e-0023.2509187e-002-4.3883807e+0002.8050877e-0024.7981745e-002-4.4832502e+000
ASC1 ASC22.8948488e-0021.4893823e-0014.5446635e+0003.1991818e-0021.6898113e-0014.6282274e+000
BETA SIGMA2-9.4468303e-001-9.7542940e-001-4.7763334e+000-9.1549564e-001-9.7688478e-001-4.8573459e+000
BETA SIGMA1-1.1228417e+000-9.7980497e-001-5.1310597e+000-1.0846818e+000-9.7963339e-001-5.2263171e+000
ASC1 BETA-3.2864729e-001-8.9490388e-0016.2367474e+000-3.2003949e-001-8.9255395e-0016.3137809e+000
ASC2 BETA-5.4745770e-004-3.3403676e-0036.8028281e+000-3.3152929e-003-2.0902028e-0026.8610802e+000

Smallest singular value of the hessian: 1.2937190e-001