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Two distinguished New Zealanders pioneered some of the foundations of modern econometrics. Alec Aitken, one of the most … decades before their use in economics), and statistical estimation theory leading to the Cramér Rao bound. Rex Bergstrom … 1950s, opened up the field of exact distribution theory, developed cyclical growth models in economic theory, and spent …
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Economists, like other scientists, routinely rely on classical statistical inference to form expectations on whether a …
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Econometric analyses of treatment response commonly use instrumental variable (IV) assumptions to identify treatment effects. Yet the credibility of IV assumptions is often a matter of considerable disagreement, with much debate about whether some covariate is or is not a "valid instrument" in...
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While substantial amount of work in operational risk has been dedicated to fitting distributions to the loss data, comparatively little was written about model selection. Arguably, a good selection procedure is more important than fitting one since it can rectify a failure of fitting methodology...
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This paper presents the first empirical test of coherence (i.e., consistency of policies within a framework), efficiency (i.e., ability of policies to meet their objectives), and independence (i.e., logical priority of objectives over policies) of the overall EU environmental policy system. To...
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