Ultra-high-end homes are on the market for tens of millions in Door County, Wis., and other unexpected spots. What are they doing there?

The government has given buyers using the credit another three months to close sales, and the initiative is being imitated on a smaller scale by states and private companies. But some think the market would be better off if we laid it to rest for good.

A new study reveals the cities that cost the most for foreign-based companies and individuals.