That’s why Ben said to keep the low rate for “extended period” and ignore little inflation. The tax credit doesn’t help much for the buyer, it is just a sweet treat only. People start to pick up now, main reasons are the reasonable house price and low mortgage rate.
Early this year, the selling price was lower than listing price. Now, the selling price is higher than listing price, people bid for cheap house. For the house with reasonable price on market, it is gone in few days.