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There are many interesting and widely used estimators of a functional with finite semi-parametric variance bound that depend on nonparametric estimators of nuisance func-tions. We use cross-fitting to construct such estimators with fast remainder rates. We give cross-fit doubly robust...
Persistent link: https://www.econbiz.de/10011758040
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order. Combining these equations with sample splitting yields higher-order bias-corrected estimators of target parameters …
Persistent link: https://www.econbiz.de/10015191457
We consider the bias of the 2SLS estimator in the linear instrumental vari-ables regression with one endogenous … regressor only. By using asymptotic expansion techniques we approximate 2SLS coefficient estimation bias under various scenarios … regarding the number and strength of instruments.The resulting approximation encompasses existing bias approximations, which are …
Persistent link: https://www.econbiz.de/10003989911
This paper compares the economic questions addressed by instrumental variables estimators with those addressed by structural approaches. We discuss Marschak's Maxim: estimators should be selected on the basis of their ability to answer well-posed economic problems with minimal assumptions. A key...
Persistent link: https://www.econbiz.de/10003989921
parameter problem. We develop analytical and jackknife bias corrections for nonlinear models with both individual and time … effects introduce additional incidental parameter bias. As the existing bias corrections apply to models with only individual …, probit, ordered probit, Tobit and Poisson models. Our analysis therefore extends the use of large-T bias adjustments to an …
Persistent link: https://www.econbiz.de/10010209259
parameter problem. We develop analytical and jackknife bias corrections for nonlinear models with both individual and time … effects introduce additional incidental parameter bias. As the existing bias corrections apply to models with only individual … large-T bias adjustments to an important class of models. We also analyze the properties of fixed effects estimators of …
Persistent link: https://www.econbiz.de/10010382120
well additional bias terms in the asymptotic expansion of the estimator. If R does not increase as fast as T, the leading … bias term dominates the leading variance term and the asymptotic distribution might not be centered at 0. This paper … suggests methods to eliminate the leading bias term from the asymptotic expansion. Furthermore, an adjustment to the asymptotic …
Persistent link: https://www.econbiz.de/10009580802
This paper studies a simple dynamic panel linear regression model with interactive fixed effects in which the variable of interest is measured with error. To estimate the dynamic coefficient, we consider the least-squares minimum distance (LS-MD) estimation method. -- dynamic panel ; interactive...
Persistent link: https://www.econbiz.de/10009419307
problem. We develop analytical and jackknife bias corrections for nonlinear models with both individual and time effects … introduce additional incidental parameter bias. As the existing bias corrections apply to models with only individual effects … use of large-T bias adjustments to an important class of models. We also analyze the properties of fixed effects …
Persistent link: https://www.econbiz.de/10010501255