發送短信 : A QUANTITATIVE TEST ON THE OPTIMAL TREND FOLLOWING TRADING RULES

             ___    __    __    _____    _____    
  ____      / _ \\  \ \\ / //  |  ___|| |  __ \\  
 |    \\   | / \ ||  \ \/ //   | ||__   | |  \ || 
 | [] ||   | \_/ ||   \  //    | ||__   | |__/ || 
 |  __//    \___//     \//     |_____|| |_____//  
 |_|`-`     `---`       `      `-----`   -----`   
 `-`