Evgeny Chichvarkin has been many things over the past two decades: a billionaire mobile phone retailer, a jetsetter who plays polo with princes, a wanted man in his native Russia, a political exile. These days he’s a shopkeeper—though at the kind of venture you’d expect from a man with his resume: a store with more than $20 million worth of wine and spirits and customers that include A-list celebs such as David Beckham and Mark Wahlberg.