IQ vs. green flags
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资源简介：
Data from Raven-online (https://raven-online.com/en/page/average-iq-by-country) of 183 countries ranked by average IQ. I have added a boolean for whether the flag of the countries have any green in them. Blog post here: http://pleiotropy.fieldofscience.com/2015/07/having-green-in-your-flag-is-bad-for.html
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figshare创建时间：
2015-07-17
