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Working Paper
The algebra of I (1)
Working Paper
Comments on the evaluation of policy models
This paper examines the evaluation of models claimed to be relevant for policy making purposes. A number of tests are proposed to determine the usefulness of such models in the policy making process. These tests are applied to three empirical examples.
Discussion Paper
Reasonable extreme bounds analysis
Discussion Paper
Aggregation of time series variables-a survey
Conference Paper
Exchange rates and fundamentals - comments