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| Model Vektor Autoregresi Bayesian (BVAR)× | Model VAR Struktural Bayesian (B-SVAR)× | |
|---|---|---|
| Bidang | Ekonometrika | Ekonometrika |
| Keluarga | Regression model | Regression model |
| Tahun asal≠ | 1984 | 1998–2005 |
| Pencetus≠ | Doan, Litterman & Sims | Sims & Zha (1998); Uhlig (2005) for sign-restriction identification |
| Tipe≠ | Multivariate time-series model | Structural multivariate time-series model |
| Sumber perintis≠ | Doan, T., Litterman, R., & Sims, C. (1984). Forecasting and conditional projection using realistic prior distributions. Econometric Reviews, 3(1), 1–100. DOI ↗ | Sims, C. A., & Zha, T. (1998). Bayesian methods for dynamic multivariate models. International Economic Review, 39(4), 949–968. DOI ↗ |
| Alias | BVAR, Bayesian VAR, Bayesian vector autoregressive model, BVAR model | Bayesian SVAR, B-SVAR, Bayesian structural VAR, Bayesian identified VAR |
| Terkait≠ | 5 | 6 |
| Ringkasan≠ | The Bayesian Vector Autoregression (BVAR) model extends the classical VAR framework by incorporating prior beliefs about the model coefficients. Priors — most commonly the Minnesota prior — shrink VAR coefficients toward economically sensible values, dramatically reducing overfitting and improving out-of-sample forecast accuracy even when the number of variables is large. | The Bayesian Structural Vector Autoregression model combines the structural identification of SVAR with Bayesian prior distributions over parameters. It estimates causal impulse responses between multiple time series while incorporating prior economic knowledge and producing full posterior uncertainty bands rather than point estimates alone. |
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