WASHINGTON — While Treasury Department officials try to play down the impact on taxpayers, outsiders are claiming that the seizure of Fannie Mae and Freddie Mac could be quite costly.

"The key part that poses the risk of losses is this lack of an exit strategy," said Joseph Mason, a professor at Louisiana State University. "Part of the equation is, how long is this money going to be tied up? Maybe we get it all back but we get it all back 30 years from now."

Subscribe Now

Access to authoritative analysis and perspective and our data-driven report series.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.