發送短信 : THE RISK MEASURE BASED ON THE VALUE-AT-RISK EFFICIENT FRONTIER

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