ZILLOW: America's red-hot housing market is a bit of a problem (ZG, Z)

The rise in US house prices since the recession has created a market favorable for sellers. Although the recovery has also been good to buyers, they're faced with fewer non-luxury choices in major cities.   Zillow CEO Spencer Rascoff said Tuesday that this difference is "a bit of a headwind" for the company's business. Some of its buyer agents are spending several months and writing dozens of offers before being accepted, he said.  More Americans think it's a better time to sell a house than...