Predicting Fiscal Crises : A Machine Learning Approach /

In this paper I assess the ability of econometric and machine learning techniques to predict fiscal crises out of sample. I show that the econometric approaches used in many policy applications cannot outperform a simple heuristic rule of thumb. Machine learning techniques (elastic net, random fores...

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Autor principal: Hellwig, Klaus-Peter
Format: Revista
Idioma:English
Publicat: Washington, D.C. : International Monetary Fund, 2021.
Col·lecció:IMF Working Papers; Working Paper ; No. 2021/150
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Accés en línia:Full text available on IMF
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Sumari:In this paper I assess the ability of econometric and machine learning techniques to predict fiscal crises out of sample. I show that the econometric approaches used in many policy applications cannot outperform a simple heuristic rule of thumb. Machine learning techniques (elastic net, random forest, gradient boosted trees) deliver significant improvements in accuracy. Performance of machine learning techniques improves further, particularly for developing countries, when I expand the set of potential predictors and make use of algorithmic selection techniques instead of relying on a small set of variables deemed important by the literature. There is considerable agreement across learning algorithms in the set of selected predictors: Results confirm the importance of external sector stock and flow variables found in the literature but also point to demographics and the quality of governance as important predictors of fiscal crises. Fiscal variables appear to have less predictive value, and public debt matters only to the extent that it is owed to external creditors.
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Descripció física:1 online resource (66 pages)
Format:Mode of access: Internet
ISSN:1018-5941
Accés:Electronic access restricted to authorized BRAC University faculty, staff and students