Finance guys on Wall Street are sizing up each other's golf shirts this summer as they've become the ultimate casual sign of success.

You know, the oversized shirt you wear to the office, at weekends with jorts and to the beach with a bikini. Or the pair of linen trousers that get you through even the hottest of days each and every ...

The lines once sternly drawn between genders is dissipating faster than ever, and the ambiguity that arises from bending and melding wardrobes has become something to aspire to in the world of fashion ...