Eddy Elfenbein submits: The stock market's volatility may be returning with a vengeance. A few years ago, the market's daily swings calmed down dramatically.
Here's a chart of the S&P 500's daily changes since the beginning of 2002:
By historic standards, that's a huge change. The "feel" of the market altered entirely in just a few months.
There hasn't been a 2% or greater daily move in over 2-1/2 years (although we've come close). To give you an idea of how big a change that is, there were 43 such days in the second half of 2002.