Yesterday, I posted on the new Prosperity Index that ranked Finland first, Canada seventh, and the United States ninth. Last evening, my colleague Charlotta Mellander took a quick look at some factors that might be associated with a high ranking, running some simple statistical correlations. The most highly correlated factors (all with a correlation coefficient above .75): total factor productivity, human capital, the creative class, GDP per capita, and entrepreneurship. The Prosperity Index was highly correlated with the UN Human Development Index (at nearly .9) and reasonably so with a Gallup's measure of subjective well-being or happiness (just a hair under .75).
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