At May’s rate of inflation 4.18%, and according to Schiller houses go up at about the rate of inflation. It would take 17 years to double your return, and that’s assuming we are at equilibrium now. Although I’m not advocating investing in stocks right now,stocks do considerably better with an average annual return of 10% they double every 7.2 years. So why buy a house? Even with the prospect of renting it out,everyone knows unemployment is rising hence rents will drop,especially in the high priced and hard hit areas i.e. CA