Study predicts 1.1 million foreclosures among ARM loans

Changes in home prices could reduce or magnify impact

Last week, former Federal Reserve Chairman Alan Greenspan told futures traders at a conference in Florida that if home prices would just go up 10 percent, “the subprime mortgage problem would disappear.”

You have to wonder whether Greenspan got an advance copy of one of the most sophisticated studies to date on a question that’s keeping a lot of people awake at night: how much trouble are America’s homeowners in?

Like Greenspan’s observations in Boca Raton, the study — by Christopher L. Cagan, director of research and analytics at First American CoreLogic Inc.