The Hemline Index Is a Myth. So Why Won't It Go Away?

The Hemline Index — the notion that hemlines rise during economic upswings, and head towards the floor in downturns — is still kicking around. And for no good reason, frankly, because it's an unreliable indicator of anything beyond fickle fashion trends. And yet it persists, year after year, season after season. What… » 2/23/12 1:20pm 2/23/12 1:20pm