Potential home buyers have a two-step decision process. First, they determine whether they can afford to make a purchase - does their income safely cover their mortgage payment? Then they determine whether owning is a better financial choice than renting - are the costs of owning a home lower than the cost of renting it?

There is plenty of blame to go around for the U.S. housing bubble, but not much of it belongs to Fannie Mae and Freddie Mac. The two giant housing-finance institutions made many mistakes over the decades, some of them real whoppers, but causing house prices to soar and then crater during the past decade weren't among them.

There is a banking adage that if it's growing like a weed, it's a good chance that it's a weed.

Yes. I don't think it would be appropriate at this point to raise taxes on anyone, certainly not in 2011.

There are different flavors of recession. You can get into some pretty dark scenarios pretty quickly.

I've done work for both Democrats and Republicans.

It is hard to be enthusiastic about the economy's prospects when house prices are falling: Households spend less, small business owners can't use homes as collateral for loans and local governments are forced to cut jobs and programs as property-tax revenue disappears.