NBER

Oliver de Groot

University of Liverpool Management School
Chatham Street, Liverpool, L69 7ZH
UK

E-Mail: EmailAddress: hidden: you can email any NBER-related person as first underscore last at nber dot org
Institutional Affiliation: University of Liverpool

NBER Working Papers and Publications

November 2019Approximately Right?: Global v. Local Methods for Open-Economy Models with Incomplete Markets
with Ceyhun Bora Durdu, Enrique G. Mendoza: w26426
Global and local methods are widely used in international macroeconomics to analyze incomplete-markets models. We study solutions for an endowment economy, an RBC model and a Sudden Stops model with an occasionally binding credit constraint. First-order, second-order, risky steady state and DynareOBC solutions are compared v. fixed-point-iteration global solutions in the time and frequency domains. The solutions differ in key respects, including measures of precautionary savings, cyclical moments, impulse response functions, financial premia and macro responses to credit constraints, and periodograms of consumption, foreign assets and net exports. The global method is easy to implement and faster than local methods for the endowment model. Local methods are faster for the RBC model and the...

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