In a recent column, I focused on five key factors which indicate that housing markets may be topping out. Yet one other important factor may be the main reason why housing prices have not already deflated.
Investors have always played an important role in housing markets. I have written extensively about the crazy bubble years of 2004-06. Rampant speculation was one of the primary causes of the buying mania and subsequent collapse. A May 2005 Fortune magazine article described how speculators were descending on city after city in search of making a killing in real estate.
The chart below, from a…