أرسل هذا في رسالة قصيرة: INPUT-OUTPUT ANALYSIS OF THE PRIVATE REAL ESTATE SERVICES IN THE SINGAPORE ECONOMY

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