All business to business relationships contain elements of co-operation and competition. Discuss.

Besides those ideas that the writer may have, it should also cover following aspects whenever appropriate: Internal Demand Management, Relationship and Supplier Selection, Customer Relationship Strategy and Buyer-Supplier Negotiation.

Word length should be about 2500. Please include as many useful sources as possible and also use Harvard referencing.

I am from UK, and I understand that I could have discount, please follow up. Thank you very much.