Back in 2010, Zero Hedge started an annual series looking at the (re)distribution in the wealth of nations and social classes.
Now that the topic of wealth distribution (or rather concentration) is once again in vogue, here they present the latest such update looking at a global portrait of household wealth. The bottom line: 29 million, or 0.6% of those with any actual assets under their name, own $87.4 trillion, or 39.3% of all global assets.
Read more at: http://www.zerohedge.com/news/2013-06-02/its-1-world-who-owns-what-223-trillion-global-wealth