an amount added to the value of a product or service, being the difference between the cost and the amount received when it is sold, ex-works price minus the customs value of each of the products incorporated which originated in another country of the regional group, difference between the customs value, as defined in Community legislation on the subject, at the time of reimportation and the customs value which would be established if the products were reimported , kauba turuhind miinus teistelt hangitud ja kauba valmistamiseks kasutatud materjalide (toorikute, pooltoodete jne) maksumus