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| Bayesiansk Granger-kausalitet× | Bayesiansk Vektor Fejlkorrektionsmodel (Bayesian VECM)× | |
|---|---|---|
| Fagområde | Økonometri | Økonometri |
| Familie | Regression model | Regression model |
| Oprindelsesår≠ | 1969 (frequentist); 1984 (Bayesian treatment) | 2002–2005 |
| Ophavsperson≠ | Clive W. J. Granger (frequentist basis, 1969); Bayesian extension by Geweke (1984) and subsequent literature | Kleibergen & Paap; Villani |
| Type≠ | Bayesian causal inference test | Bayesian multivariate time series model |
| Oprindelig kilde≠ | Geweke, J. (1984). Inference and causality in economic time series models. Handbook of Econometrics, 2, 1101-1144. Elsevier. link ↗ | Kleibergen, F., & Paap, R. (2002). Priors, posteriors and Bayes factors for a Bayesian analysis of cointegration. Journal of Econometrics, 111(2), 223–249. DOI ↗ |
| Aliasser | Bayesian Granger test, Bayesian predictive causality, BGC, Bayesian causality in mean | Bayesian VECM, B-VECM, Bayesian cointegrated VAR, Bayesian vector error correction |
| Relaterede≠ | 6 | 5 |
| Resumé≠ | Bayesian Granger causality tests whether past values of one time series carry predictive information about another, framing the hypothesis through Bayesian inference rather than frequentist p-values. It combines a vector autoregressive (VAR) structure with prior distributions over coefficients and evaluates causal claims via posterior probabilities or Bayes factors, providing a probabilistic and nuanced alternative to the classical Granger test. | The Bayesian VECM combines the classical Vector Error Correction Model — which captures both short-run dynamics and long-run cointegrating relationships among non-stationary multivariate time series — with Bayesian prior distributions over the cointegrating rank and coefficient matrices. This allows principled uncertainty quantification, incorporation of economic theory as priors, and coherent inference even in small samples. |
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