They certainly are. The 50% level is used for military contracts. I did not mention this earlier, but the 6% and 12% levels are used depending on the project. This is the Buy American protection. In other words, if a foreign company can get over that—because it is more competitive than its American competitors—it can win a contract. Except that, with this new version of Buy American, where the iron and steel have to be manufactured in the United States, it has the same effect as a quota. It is worse than a percentage.
On March 18th, 2010. See this statement in context.