iest: IEE estimates
[1] -0.552949003 -0.153694255  0.003172471  0.263452548  0.610718476  0.962536851

est.rho: CL1 estimates
[1] 0.2243091

est.rho: CL1 likelihood
[1] -1149.565
ws=parameter estimates
[1] -0.639939565 -0.153142228  0.004743818  0.279235453  0.613458594  0.963968636

acov: inverse Godambe matrix with W based on first-stage wt matrices
             [,1]          [,2]          [,3]          [,4]          [,5]          [,6]
[1,]  0.475368824 -0.0834122708 -2.571979e-03 -0.1203293487 -0.0299893353  0.0645799494
[2,] -0.083412271  0.0380249400  3.556111e-04  0.0034774468  0.0036160363 -0.0092441067
[3,] -0.002571979  0.0003556111  4.104341e-05  0.0002223961  0.0001777892 -0.0003527796
[4,] -0.120329349  0.0034774468  2.223961e-04  0.0569458549  0.0039283450 -0.0146747858
[5,] -0.029989335  0.0036160363  1.777892e-04  0.0039283450  0.0213483356 -0.0080248782
[6,]  0.064579949 -0.0092441067 -3.527796e-04 -0.0146747858 -0.0080248782  0.0453890562

se: robust standard errors
[1] 0.689469959 0.194999846 0.006406513 0.238633306 0.146110696 0.213047075

res: Weighted scores estimates and standard errors
               se
[1,] -0.640 0.689
[2,] -0.153 0.195
[3,]  0.005 0.006
[4,]  0.279 0.239
[5,]  0.613 0.146
[6,]  0.964 0.213
