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  ____     __   __   ______    _    _             
 |  _ \\   \ \\/ // |      \\ | || | ||     ___   
 | |_| ||   \ ` //  |  --  // | || | ||    /   || 
 | .  //     | ||   |  --  \\ | \\_/ ||   | [] || 
 |_|\_\\     |_||   |______//  \____//     \__ || 
 `-` --`     `-`'   `------`    `---`       -|_|| 
                                             `-`

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發送短信 : Electronic markets : challenges for the Stock Exchanges