International trade

a cheaper copy of a product that is not marked with the producer's name (1 word)

a name or a symbol showing that a product is made by a particular producer and which cannot be legally used by anyone else (1 word)

selling unwanted goods very cheaply, usually in other countries

the legal right to control the production and selling of a book, play, film, photograph, piece of music, etc. (1 word)

to pay part of the cost of something (1 word)