Jackson Hole has been a winter wonderland of late, with both crisp and clear days and huge storms that last days. The Jackson Hole real estate market may have partied like it was 2007 in December, but only high-end buyers seemed to feel a January hangover. Unit sales for the month increased from 22 to 24 (9 percent) compared to 2012. However, sales volume dropped dramatically from $33.2 million...