Mark Zandi

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?

The FHA's success provides strong evidence that government can and should play a role in the nation's mortgage finance system. It also demonstrates that although government intervention in the economy during the Great Recession was messy, things would have been a lot messier without it.

In the fourth grade, my history teacher gave us a project: Why was the auto industry located in Detroit, Michigan? I didn't know I was going to be an economist, but I knew I was going to do something that was involved in answering questions like that one because I thought that was a fascinating question.