Search Results for author: Jushan Bai

Found 6 papers, 1 papers with code

Efficiency of QMLE for dynamic panel data models with interactive effects

no code implementations13 Dec 2023 Jushan Bai

This paper derives the efficiency bound for estimating the parameters of dynamic panel data models in the presence of an increasing number of incidental parameters.

Likelihood ratio test for structural changes in factor models

no code implementations16 Jun 2022 Jushan Bai, Jiangtao Duan, Xu Han

This paper considers the likelihood ratio (LR) test for a variance change in the estimated factors.

Approximate Factor Models with Weaker Loadings

no code implementations8 Sep 2021 Jushan Bai, Serena Ng

Pervasive cross-section dependence is increasingly recognized as a characteristic of economic data and the approximate factor model provides a useful framework for analysis.

Factor-Based Imputation of Missing Values and Covariances in Panel Data of Large Dimensions

1 code implementation4 Mar 2021 Ercument Cahan, Jushan Bai, Serena Ng

Economists are blessed with a wealth of data for analysis, but more often than not, values in some entries of the data matrix are missing.

Imputation

Quasi-maximum likelihood estimation of break point in high-dimensional factor models

no code implementations25 Feb 2021 Jiangtao Duan, Jushan Bai, Xu Han

This paper estimates the break point for large-dimensional factor models with a single structural break in factor loadings at a common unknown date.

Matrix Completion, Counterfactuals, and Factor Analysis of Missing Data

no code implementations15 Oct 2019 Jushan Bai, Serena Ng

This paper proposes an imputation procedure that uses the factors estimated from a tall block along with the re-rotated loadings estimated from a wide block to impute missing values in a panel of data.

Imputation Matrix Completion

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