In Pictures: The cities billionaires call home

1/12 Billionaires lead transient lives, often moving for legal and political reasons as much as in a search for profit. But in a bid to find out which cities are most popular bases for the world’s wealthiest folk, Spear’s Magazine and the consultancy Wealth Insight have teamed up to produce a new ranking. In reverse order, click through to count down the top 10…