The content originally appeared on: CNN New York (CNN Business)Former Federal Reserve head Alan Greenspan has a keen interest in men's underwear. Not because he's preoccupied with the evolving fashions of nether garments - rather, he sees underwear sales as a key economic predictor. Sounds weird, right? But it's just one of the many strange ways experts try to predict booms and busts. 'He once told me that … the garment that is most private is male underpants, because nobody […]
