Estimation and Inference in the Case of Competing Sets of Estimating Equations.

Judge, G.G., R.C. Mittelhammer. 2007. Estimation and Inference in the Case of Competing Sets of Estimating Equations. Journal of Econometrics. 138(2)(June):513-531.

URL: http://dx.doi.org/10.1016/j.jeconom.2006.05.007