- Parameters
- x
ndarray
Regressor matrix (nobs by nvar)
- y
ndarray
Regressand matrix (nobs by 1)
- z
ndarray
Instrument matrix (nobs by ninstr)
- w
ndarray
GMM weight matrix (ninstr by ninstr)
- Returns
ndarray
Estimated parameters (nvar by 1)
Notes
Exposed as a static method to facilitate estimation with other data, e.g., bootstrapped samples. Performs no error checking.
- Return type
ndarray