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

  ____     __   __    ______    ______    _____   
 |  _ \\   \ \\/ //  /_   _//  /_   _//  |__  //  
 | |_| ||   \ ` //   `-| |,-    -| ||-     / //   
 | .  //     | ||      | ||     _| ||_    / //__  
 |_|\_\\     |_||      |_||    /_____//  /_____|| 
 `-` --`     `-`'      `-`'    `-----`   `-----`