definiens: means ifty percent ( 50 % ) of the difference between the ( i ) average net selling price of a unit of Product by Purchaser to a third party customer during the twelve ( 12 ) month period immediately prior to a Canister Shortage and ( ii ) the average cost of each unit of Product paid by Purcl;laser to Seller ( or an Alternate Supplier ) hereunder during such twelve ( 12 ) month period . - -1.6 means a person or entity that, directly or indirectly, through one or more intermediates, controls, is controlled by, or is under common control with the person or entity specified . For the purposes of this definition, control shall mean the direct or indirect ownership of ( i ) in the case of corporate entities, securities authorized to cast more than fifty percent ( 50 % ) of the votes in any election for directors, or ( ii ) in the case of non - corporate entities, more than fifty percent ( 50 % ) ownership interest with the power to direct the management and policies of such non - corporate entity