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This paper is concerned with testing rationality restrictions using quantile regression methods. Specifically, we consider negative semidefiniteness of the Slutsky matrix, arguably the core restriction implied by utility maximization. We consider a heterogeneous population characterized by a...
Persistent link: https://www.econbiz.de/10009008722
Persistent link: https://www.econbiz.de/10003428365
We study a longitudinal data model with nonparametric regression functions that may vary across the observed subjects. In a wide range of applications, it is natural to assume that not every subject has a completely different regression function. We may rather suppose that the observed subjects...
Persistent link: https://www.econbiz.de/10011775203
We propose a generalization of the linear quantile regression model to accommodate possibilities afforded by panel data. Specifically, we extend the correlated random coefficients representation of linear quantile regression (e.g., Koenker, 2005; Section 2.6). We show that panel data allows the...
Persistent link: https://www.econbiz.de/10011524832
, we show that the post-SVT inference can be conducted via three steps: (1) apply the nuclear-norm penalized estimation;(2 … and time effect components in the slope matrix. To properly control for the effect of the penalized low-rank estimation …
Persistent link: https://www.econbiz.de/10012014117
. We consider fixed effect estimation of nonlinear panel single-index models with factor structures in the unobservables … this applicability with an empirical example to the estimation of a gravity equation of international trade between …
Persistent link: https://www.econbiz.de/10011997314
semiparametric efficiency bound, thereby extending the existing literature on efficient estimation of causal effect to a wider class … of applications. Finally, we discuss estimation of some causal effect functionals such as the treatment effect curve and …-scale simulation study and find that the proposed estimation has practical value. To illustrate the applicability of the procedure, we …
Persistent link: https://www.econbiz.de/10012128478
We propose a solution to the measurement error problem that plagues the estimation of the relation between the expected …
Persistent link: https://www.econbiz.de/10012128650
moment was dropped from the estimation. The measures are all easy to compute. We illustrate the usefulness of the measures …
Persistent link: https://www.econbiz.de/10012025702
thresholds, and structural break models with estimated breakdates. Estimation and inference procedures that ignore the randomness …
Persistent link: https://www.econbiz.de/10012109832