Wealth September 8, 2016updated 19 Sep 2016 4:45pm Top 20 Global Locales for Billionaires By Spear's Some cities have a higher propensity for birthing billionaires than others. That’s according to a new report put out by Spear’s in collaboration with consultancy company WealthInSight. Content from our partners Luštica Bay: The Adriatic’s most coveted address AI, growth and public policy: What is the future for Britain? Never tired of Whitehall Related Wealth Third of UK entrepreneurs explore early business sales after Rachel Reeves’ tax raid Wealth Does succession have to be fair and equal? How to divide an estate without family infighting Wealth Revealed: the best citizenship options to secure your child’s future success Spear's