A housing renaissance has begun. This may be hard to believe after the dizzying, six-year-long crash in home sales, construction and house prices. But housing turned the corner last year, and it will take off in 2013.

A home is still the biggest asset that most Americans own.

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.

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

No one should expect the value of their house to appreciate quickly - counting on your home to be a significant part of your retirement saving isn't a winning strategy - but it is reasonable to expect that prices generally will rise with at least the rate of inflation for some time to come.

The Bush tax cuts should be extended permanently for families with annual incomes of less than $250,000 and should be phased out slowly for those making more than that. Raising taxes on anyone now, when the economic recovery is so fragile, would be a mistake.

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?