On the other side of the Atlantic from Wall Street, a market — more wholesome than cutthroat — has sprung up at the Paris Olympics. The commodity at the center of it all? Pins. The city has seen an influx of collectors from all over the world, each eager to begin or expand their Olympic pin collection and share their stories.Video above: Fans at the Paris Olympics are scoring big with souvenirs from the official Olympic store”People are wired to trade. Human beings, we want to trade,” asserts Craig Robbins, a passionate pin collector from Los Angeles. “In life, if you cannot exchange, you die.””Do you have any pins?” a Starbucks barista asks every journalist who comes in for coffee at the Palais des Congrès, the Olympics’ main press center. From bustling coffee shops to quiet streets, the same question has been echoing all over town, as Olympic volunteers, athletes, …