In Vancouver last winter, the United States proved its competitive spirit by winning more medals—gold, silver, and bronze—at the Winter Olympic Games than any other country, although the German member of our research team insists on pointing out that Canada and Germany both won more gold medals than the United States. But if there is some dispute about which Olympic medals to count, there is no question about American math performance: the United States does not deserve even a paper medal.
Hanushek, Eric A., Paul E. Peterson, and Ludger Woessmann. "Teaching Math to the Talented." Education Next 11.1 (Winter 2011): 10-18.