The purpose of this study is to investigate comparative advantages of corn in comparison with other competitor crops. To do so, Linear Programming, to 2004-2005 data related to classic index (DRC) in Kermanshah province was applied. Results showed that corn has comparative advantages in all...

Nautical tourism ports make an open, dynamic and complex system which has been rapidly evolving; this is the reason why the development of this system requires continual monitoring and research. The existing models and development plans concerning nautical tourism ports do not provide for a...