i hv 14 yrs experience in a/c maintenance as a tradesman,supervisor & flight servicing inspector.want to pursue MBA in aviation.pls adv.

*since my present job description is of technical nature, how can a MBA in aviation be helpful for my future prospects. *what are the sub branches of MBA in aviation. *what is the duration of the course and time limit for its completion. *what are the fee structure and value of these courses.