發送短信 : E-government payoffs: Evidence from cross-country data

           __   __    ______     ___     _    _   
    ___    \ \\/ //  /_   _//   / _ \\  | |  | || 
   /   ||   \ ` //   `-| |,-   | / \ || | |/\| || 
  | [] ||    | ||      | ||    | \_/ || |  /\  || 
   \__ ||    |_||      |_||     \___//  |_// \_|| 
    -|_||    `-`'      `-`'     `---`   `-`   `-` 
     `-`