tariffs –n. taxes on imported or exported goods or services
subsidy –n. money paid, usually by a government, that keeps the price of a product or service low
mandatory –adj. something that is required or that must be done
transfer –v. to hand over, to move from one place to another
substantial –adj. a large or important amount, size or number
scrap –adj. leftover or unused parts (often used for recycling)