DOHA, Qatar The art-world equivalent of McDonald’s golden arches, Damien Hirst’s candy-colored spots, now covering the exterior of the exhibition space Al Riwaq, glaringly mark this Persian Gulf city as a player in the increasingly branded art world. Dealers, auction house experts, museum directors, collectors and artists from around the world descended on this city last week, ostensibly to support the many artists whose exhibitions were opening here but primarily in the hopes of doing business of their own. Read more