http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2496939Net: the Northern European miracle was already at work in 1000ad.
Longevity and the Rise of the West: Lifespans of the European Elite, 800-1800 by Neil Cummins :: SSRN
Source date (UTC): 2014-10-12 14:44:00 UTC
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