World credit rating

Globalization of finance is stratified: higher income countries in general can borrow more cheaply (as implied by their higher credit ratings) while (arguably) the lowest income countries have the highest needs for global capital, mainly to investment in (almost) non-existent infrastructure. Rich gets richer.

And Tableau 10 has a clustering function!! 1

  1. Amazingly, I have also just implemented Bigfoot on my blog!