Knight Frank Wealth Report

Ever wondered where the world's richest people live? While London and New York are ol' standbys, as you may have guessed, it looks like the wealthiest of the wealthy are popping up in completely new locales. CityLab recently took a look at Knight Frank’s Wealth Report 2015, which identifies the world's "ultra-high-net-worth individuals" (UHNWI), a set of the global population that accounts for those with more than $30 million or more in net assets, and found that there are roughly 173,000 people in the world who fall in this category. To put that number in perspective, these folks make up the upper 0.002 percent of the world's 7 billion inhabitants and hold over $20 trillion of its money.
Find out more here