CNN  —  A few weeks ago, Los Angeles real estate agent Scott Price got the kind of call that’s only happened once before in his two-decade-long career: His buyer was backing out — just two days before closing. To Price, the reason seemed to be a growing uneasiness with the economy. Price’s client, warned by his company that layoffs may be coming, no longer felt secure enough to make such a large purchase. Rather than take the risk, the buyer walked away from the home — and their 3% deposit. “