أرسل هذا في رسالة قصيرة: A copula-based markov switching seemingly unrelated regression approach for analysis the demand and supply on sugar market

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