Designing Optimal Macroeconomic Policy Rules Under Parameter Uncertainty: A Stochastic Dominance Approach
In: JEDC-D-21-00395
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In: JEDC-D-21-00395
SSRN
We estimate a dynamic stochastic general equilibrium model that allows for regimes Markov switching (MS-DSGE). Existing MS-DSGE papers for the United States focus on changes in monetary policy or shocks volatility, contributing the debate on the Great Moderation and/or Volcker disinflation. However, Poland which here serves as an example of a transition country, faced a wider range of structural changes, including long disinflation, EU accession or tax changes. The model identifies high and low rigidity regimes, with the timing consistent with menu cost explanation of nominal rigidities. Estimated timing of the regimes captures the European Union accession and indirect tax changes. The Bayesian model comparison results suggest that model with switching in both analyzed rigidities is strongly favored by the data in comparison with switching only in prices or in wages. Moreover, we find significant evidence in support of independent Markov chains.
BASE
In: NAJEF-D-22-00331
SSRN
In: Wiadomości statystyczne / Glówny Urza̜d Statystyczny, Polskie Towarzystwo Statystyczne: czasopismo Głównego Urze̜du Statystycznego i Polskiego Towarzystwa = The Polish statistician, Band 2009, Heft 9, S. 33-40
ISSN: 2543-8476
The forecast method created for a long-term forecasting annual variables on the basis of short-term series was presented in the article. The method connects the weighted average and linear trend. In the empirical part, the forecast of employment rates as well as the comparison of their forecast characteristics with the ARIMA model by the Diebold-Mariano test were presented. The long-term prediction significantly exceeding the length of the time series (being the base of parameter estimations) allowed to assess the efficiency of the created tool. The method allows to forecast future values relatively successfully.