Natural Experiments of History
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Book Snippet : In eight case studies by leading scholars in history, archaeology, business, economics, geography, and political science, the authors showcase the ldquo;natural experimentrdquo; or ldquo;comparative methodrdquo;mdash;well-known in any science concerned with the pastmdash;on the discipline of human history. That means, according to the editors, ldquo;comparing, preferably quantitatively and aided by statistical analyses, different systems that are similar in many respects, but that differ with respect to the factors whose influence one wishes to study.rdquo; The case studies in the book support two overall conclusions about the study of human history: First, historical comparisons have the potential for yielding insights that cannot be extracted from a single case study alone. Second, insofar as is possible, when one proposes a conclusion, one may be able to strengthen onersquo;s conclusion by gathering quantitative evidence (or at least ranking onersquo;s outcomes from big to small), and then by testing the conclusionrsquo;s validity statistically.