手法を比較

	構造的ブレーク動的パネルデータモデル	アレラーノ・ボンド GMM 推定器
分野	計量経済学	計量経済学
系統	Regression model	Regression model
提唱年	1991–1998	1991
提唱者	Bai & Perron (break detection); Arellano & Bond (dynamic panel GMM)	Manuel Arellano and Stephen Bond
種類	Dynamic panel model with regime change	GMM estimator for dynamic panel data
原典	Bai, J., & Perron, P. (1998). Estimating and testing linear models with multiple structural changes. Econometrica, 66(1), 47–78.	Arellano, M., & Bond, S. (1991). Some tests of specification for panel data: Monte Carlo evidence and an application to employment equations. Review of Economic Studies, 58(2), 277-297.
別名	dynamic panel with breaks, panel dynamic model structural change, DPDSB, panel dynamic structural break estimator	AB-GMM, Difference GMM, first-difference GMM, Arellano-Bond estimator
関連	6	5
概要	The structural break dynamic panel data model extends the standard dynamic panel framework by allowing regression coefficients or the autoregressive parameter to shift at one or more unknown break dates. It combines GMM-based dynamic panel estimation with formal structural change tests, enabling researchers to study how economic relationships evolve across distinct regimes while controlling for unobserved individual heterogeneity and endogeneity of the lagged dependent variable.	The Arellano-Bond GMM estimator is the standard approach for dynamic panel data models in which the lagged dependent variable appears as a regressor. By first-differencing to remove fixed effects and using deeper lags as instruments, it yields consistent estimates even when the error is serially correlated and regressors are endogenous.