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Quantitative historical analysis uncovers a single dimension of complexity that structures global variation in human social organization
Significance Do human societies from around the world exhibit similarities in the way that they are structured and show commonalities in the ways that they have evolved? To address theseExpand
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Trade and the Environment - a New Perspective
We survey the recent literature on the theoretical and empirical developments of the relationship between trade and the environment. The theory, driven by empirical findings, has progressed from theExpand
Reply to Tosh et al.: Quantitative analyses of cultural evolution require engagement with historical and archaeological research
We thank Tosh et al. (1) for their interest in our research (2) but note that their analyses do not undermine the main findings of our article. Their suggestion that polity population divided byExpand
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Regionalisation and APEC - Response Time to International Environmental Treaties
We measure the response time for each APEC country to an international treaty on environment issues as the time it takes to enter into force in the country since the treaty was first adopted by theExpand