Estimation and test of restricted linear EV model with nonignorable missing covariates

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摘要 Thispaperdealswithestimationandtestproceduresforrestrictedlinearerrors-invariables(EV)modelswithnonignorablemissingcovariates.Wedeveloparestrictedweightedcorrectedleastsquares(WCLS)estimatorbasedonthepropensityscore,whichisfittedbyanexponentiallytiltedlikelihoodmethod.Thelimitingdistributionsoftheproposedestimatorsarediscussedwhentiltedparameterisknownorunknown.Totestthevalidityoftheconstraints,weconstructtwotestproceduresbasedoncorrectedresidualsumofsquaresandempiricallikelihoodmethodandderivetheirasymptoticproperties.Numericalstudiesareconductedtoexaminethefinitesampleperformanceofourproposedmethods.
机构地区 不详
出版日期 2018年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)