Harvard's endownment earned over 12% annually averaged over 40 years (http://www.hmc.harvard.edu/investment-management/performance-history.html http://www.hmc.h

Harvard's endownment earned over 12% annually averaged over 40 years (http://www.hmc.harvard.edu/investment-management/performance-history.html http://www.hmc.harvard.edu/investment-management/performance...). I bet the government would love to tax some of that money.