February 01, 2011
Per capita GDP PPP of $10,000 to 15000 (2000 dollars) seems to correlate with freedom and democracy
There is a collection of statistics which show the correlation between per capita GDP PPP and freedom and other good things in society Correlations do not show causal links but it is likely that the causation works both ways: higher GPD per capita means better education (because of more investment in education) and better education means higher GDP.
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