The "Drop It Like Its Hot" musician even has his own Olympic pin (pictured below) — the collectibles that athletes are given to trade throughout the games — and it's seriously in demand.

PARIS (AP) — 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?

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Austria's Georg Fischler and Peter Penz take part in the training run 3 of the luge doubles during the 2014 Sochi Winter Olympics at the Sanki Sliding Center in Rosa Khutor on February 10 ...