So sánh phương pháp

	Ước lượng GMM Sai phân có Đứt gãy Cấu trúc	Phân tích Dữ liệu Bảng với Đứt gãy Cấu trúc
Lĩnh vực	Kinh tế lượng	Kinh tế lượng
Họ	Regression model	Regression model
Năm ra đời	1991 / 1998	1998-2010
Người khởi xướng	Arellano & Bond (Difference GMM); Bai & Perron (structural break testing)	Bai & Perron (1998); extended to panels by Bai (2010) and Joseph et al.
Loại	Dynamic panel estimator with structural breaks	Panel time-series model with regime shifts
Công trình gốc	Arellano, M., & Bond, S. (1991). Some tests of specification for panel data: Monte Carlo evidence and an application to employment equations. The Review of Economic Studies, 58(2), 277–297.	Bai, J., & Perron, P. (1998). Estimating and testing linear models with multiple structural changes. Econometrica, 66(1), 47-78.
Tên gọi khác	Difference GMM with structural breaks, break-augmented Arellano-Bond GMM, dynamic panel GMM with regime shifts, structural change Difference GMM	panel structural break test, break-point panel model, panel change-point analysis, regime-shift panel analysis
Liên quan	6	4
Tóm tắt	Structural Break Difference GMM extends the Arellano-Bond first-difference GMM estimator to dynamic panel settings where the data-generating process shifts at one or more unknown breakpoints. By explicitly incorporating break indicators or allowing regime-specific parameters, the estimator avoids the biased coefficient and invalid moment conditions that arise when a structural change is ignored in a standard Difference GMM fit.	Structural break panel data analysis detects and estimates points in time — break dates — where the underlying regression coefficients shift permanently across a panel of cross-sectional units observed over multiple periods. By jointly exploiting cross-sectional and time-series variation, it offers sharper identification of regime shifts than single-series break tests, and it delivers separate coefficient estimates for each regime before and after each break.