statsmodels.sandbox.regression.gmm.NonlinearIVGMM.fitgmm_cu¶
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NonlinearIVGMM.
fitgmm_cu
(start, optim_method='bfgs', optim_args=None)¶ estimate parameters using continuously updating GMM
Parameters: start : array_like
starting values for minimization
Returns: paramest : array
estimated parameters
Notes
todo: add fixed parameter option, not here ???
uses scipy.optimize.fmin