It might be worth a note that the second derivative of a few select markets are improving. I wish I wrote down the other links. http://www.fivethirtyeight.com/

It might be worth a note that the second derivative of a few select markets are improving. I wish I wrote down the other links. http://www.fivethirtyeight.com/2009/05/horray-second-derivative-of.html http://www.fivethirtyeight.com/2009/05/horray-second-derivat...