For gallerist Jeanne Greenberg Rohatyn, the art world has few frontiers.
As his Topshop chain mushrooms, billionaire Sir Philip Green is living
it up as the king of cheap chic.
The son of a farmer, 37-year-old Eric Chauvin is the most sought-after florist in Paris. He opened his first shop, Un Jour de Fleurs, in 2000 on posh rue Jean Nicot in the 7th arrondissement,...