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A test statistic equation for optaining alternative Wald and score statistics in the generalized method of moments framework
Ramalho, Joaquim J. S. - In: Applied economics letters 16 (2009) 4/6, pp. 489-494
Persistent link: https://www.econbiz.de/10003842500
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On the weighted maximum likelihood estimator for endogenous stratified samples when the population strata probalbilities are unknown
Ramalho, Esmeralda A.; Ramalho, Joaquim J. S. - In: Applied economics letters 14 (2007) 1/3, pp. 171-174
Persistent link: https://www.econbiz.de/10003448458