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profit margin – n. the difference between the cost of something and the price at which it is sold
Chicago Board of Trade – n. an exchange or marketplace where agreements on agricultural products are bought and sold
median net – adj. of or related to the middle value
dismal – adj. very bad or poor
livestock – n. cattle or other farm animals
stuff – n. materials, supplies or equipment
yield – n. something produced; a product
roller coaster – adj. of or related to something with numerous ups and downs
