Wonkblog: Markets (still) aren't too worried about the debt ceiling. Markets are sometimes wrong.

Here, for example, is the Vix, a measure of expected stock market volatility. It is indeed up a good bit in the last two weeks, but is still below its level in June.

http://www.washingtonpost.com/blogs/wonkblog/wp/2013/10/04/markets-still-arent-too-worried-about-the-debt-ceiling-markets-are-sometimes-wrong/