أرسل هذا في رسالة قصيرة: Three essays on empirical study of the term structure of interest rates

 _____      _____   __    __    _____      _____  
|  __ \\   |  ___|| \ \\ / //  |  ___||   / ___// 
| |  \ ||  | ||__    \ \/ //   | ||__     \___ \\ 
| |__/ ||  | ||__     \  //    | ||__     /    // 
|_____//   |_____||    \//     |_____||  /____//  
 -----`    `-----`      `      `-----`  `-----`