Wealth September 8, 2016updated 26 Sep 2016 10:56am Billionaire makers: The cities growing the world’s wealthiest By Spear's New York has topped the list of cities where the most billionaires were born, according to analysis by WealthInsight and Spear’s magazine. Content from our partners Why a patient-first approach is key in healthcare Abu Dhabi: How the ‘capital of capital’ became a magnet for UHNWs Abu Dhabi Finance Week in the ‘Capital of Capital’ Related Wealth Family offices and startups: a match made in heaven? Wealth Recruiting for a family office is never just a numbers game Wealth Hedgehog news: From UBS’s art collection to the Cotswolds Spear's