A production manager at top level in a resulted corporate, Mr. Rathore holds the responsibility for ordering raw material for the firm. While deciding on the supplier for the financial year 2017-18, he gave the order to his cousin at a higher price per unit instead of the firm's usual supplier who was willing to lower the rates for the order. Which principle of management was violated by Mr. Rathore? What are the positive impacts of following the above identified principle?      (3 marks)