definiens: shall mean, with respect to Product, the gross amount billed or invoiced by EyeTech, its Affiliates or sublicensee s, to unrelated Third Parties for the Products in finished product form, less the following deductions, in each case as actually paid or incurred by Eyetech, its Affiliates or sublicensees : ( a ) trade, quantity and cash discounts all owed, but expressly excluding discounts or allowances offered as part of a package of products that includes a Product sold by EyeTech, its Affiliates or sublicensees ; ( b ) refunds and chargebacks actually provided which effectively reduce the net selling price ; ( c ) actual product returns, credits and allowances ; ( d ) rebates actually paid or credited to any governmental agency ( or branch thereof ) or to any Third Party payor, administrator or contractee ; ( e ) discounts mandated by, or granted to meet the requirements of, applicable state, provincial or federal law, wholesaler, including required chargebacks and retroactive price reductions ; ( f ) transportation, freight, postage charges and other charges such as insurance, relating thereto, in each case included as a specific line item on an invoice to such Third Parties ; and ( g ) taxes, excises or other governm ental charges upon or measured by the production, sale, transportation, delivery or use of goods, but excluding income taxes, in each case included as a specific line item on an invoice to such Third Parties