[1] I.T. and P.Q. have definite positive impact on the performance of the SC. Whereas, P.I. is a relative and product dependent factor which may not always result in improving the performance of SC.

Dear Gholamreza, a student of mine, Fábio Germano Cardoso ([email protected]) can help you. We are developing a research which we measure the performance of the dealers. Fabio is a senior manger of GM of the Brazil. He is also on researchgate. Regards, José

Dear

You can contact, in Brazil, Mr. Joao Quaglia ([email protected]). He works in this Industry.. Good luck in your research. regards. Roger

Dear Anand, Jose and Roger

Thanks due to your helping.