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29 Nov 2016

IEG Blog - How complicated does the (Intervention) Model have to be?

In a new blog posting, IEG Evaluation Methods Advisor, Jos Vaessen asks how complicated does the (intervention) model have to be?

Even though simple models are incomplete and inadequate for some questions, more elaborate models are not necessarily generating more accurate predictions or explanations of reality.

 

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Independent Evaluation Group (IEG), World Bank Group
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