Lenders look at potential borrowers from many angles before extending credit: How much of its income will a household need to put into debt repayment? How large is the down payment? Does the borrower have a job with a stable income? What is the borrower's credit score?

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

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.

I'm a registered Democrat.

In a forbearance, the homeowner pays interest and principal on a smaller mortgage, at least for a time, but still owes the full amount. The lower monthly payment helps with affordability, giving stressed homeowners a break.

Investor demand for distressed property has been healthy, as rents rise to levels that can cover investors' costs while they wait for properties to appreciate. Giving investors a small tax break should further juice up demand, supporting prices for distressed homes and the market in general.

Defaulting on the nation's debt would be cataclysmic. The U.S. Treasury's Aaa rating is the one constant in the world's financial system. When times are bad anywhere on the planet, global investors flock to Treasury bonds because they know they will get their money back.