Arbeitspapier

Qual VAR Revisited: Good Forecast, Bad Story

Due to the recent financial crisis, the interest in econometric models that allow to incorporate binary variables (such as the occurrence of a crisis) experienced a huge surge. This paper evaluates the performance of the Qual VAR, i.e. a VAR model including a latent variable that governs the behavior of an observable binary variable. While we find that the Qual VAR performs reasonably well in forecasting (outperforming a probit benchmark), there are substantial identification problems. Therefore, when the economic interpretation of the dynamic behavior of the latent variable and the chain of causality matter, the Qual VAR is inadvisable.

Language
Englisch

Bibliographic citation
Series: IWH Discussion Papers ; No. 12/2012

Classification
Wirtschaft
Statistical Simulation Methods: General
Multiple or Simultaneous Equation Models: Discrete Regression and Qualitative Choice Models; Discrete Regressors; Proportions
Prices, Business Fluctuations, and Cycles: Forecasting and Simulation: Models and Applications
Subject
binary choice model
Gibbs sampling
latent variable
MCMC
method evaluation
Binary-Choice-Modelle
Gibbs-Sampling
latente Variable
MCMC
Methodenevaluation
Prognoseverfahren
VAR-Modell
Bewertung
Theorie

Event
Geistige Schöpfung
(who)
El-Shagi, Makram
von Schweinitz, Gregor
Event
Veröffentlichung
(who)
Leibniz-Institut für Wirtschaftsforschung Halle (IWH)
(where)
Halle (Saale)
(when)
2012

Handle
URN
urn:nbn:de:101:1-201212176897
Last update
10.03.2025, 11:43 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • El-Shagi, Makram
  • von Schweinitz, Gregor
  • Leibniz-Institut für Wirtschaftsforschung Halle (IWH)

Time of origin

  • 2012

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