In this Monday, Nov. 4, 2013, file photo, visitors on the floor of the New York Stock Exchange use their smartphones and tablet devices to photograph the opening bell ceremonies. Five years after the financial crisis dampened enthusiasm for initial public offerings, investors are again eager to buy shares when companies first start trading. There have been 190 offerings so far in 2013, and momentum has built as market indexes have set new highs. (AP Photo/Richard Drew, File)
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