iest: IEE estimates
[1] -1.091402785 -0.175289171  0.003522676  0.526881123  1.027107291

est.rho: CL1 estimates
[1] 0.250489

est.rho: CL1 likelihood
[1] -577.1692
ws=parameter estimates
[1] -1.083558876 -0.181895502  0.004081349  0.509996925  0.997732443

acov: inverse Godambe matrix with W based on first-stage wt matrices
             [,1]          [,2]          [,3]          [,4]          [,5]
[1,]  0.946599887 -0.1899635732 -5.815149e-03 -0.2320280288 -4.429300e-02
[2,] -0.189963573  0.0843603193  9.116239e-04  0.0101628398  1.120219e-02
[3,] -0.005815149  0.0009116239  8.815048e-05  0.0007227877  3.550324e-05
[4,] -0.232028029  0.0101628398  7.227877e-04  0.1083005514  5.178331e-03
[5,] -0.044292999  0.0112021948  3.550324e-05  0.0051783306  7.108576e-02

se: robust standard errors
[1] 0.972933650 0.290448480 0.009388849 0.329090491 0.266619122

res: Weighted scores estimates and standard errors
               se
[1,] -1.084 0.973
[2,] -0.182 0.290
[3,]  0.004 0.009
[4,]  0.510 0.329
[5,]  0.998 0.267
