The centi-millionaires and billionaires who are clients of Citigroup Inc's (C.N) private bank still want to invest in the fanciest real estate in North America, despite recent signs that segments of the high-end market have begun to cool...

(Bloomberg) -- Work can be tiring, all right. But how is it that people considered too old to sit at a desk are young enough to play 18 holes of golf? These days, a lot of Americans are retiring while they still have years of good health in fr...