Although exchange-traded fund listings and turnover volume grew significantly in 2011, the fastest growth has occurred outside the Western Hemisphere, according to a recent report. The authors suggest market volatility may have something to do with this.

ETF listings in the Americas grew by 24 percent to 2,269, up from 1,806 in 2010, according to recently released 2011 market highlights from The World Federation of Exchanges, a trade association comprising 54 publicly regulated stock, futures and options exchanges. 

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