If there is only a single seller or supplier in a market, this is called competition collusion commander monopoly

How can a person be self justified he or she is proceeding in legal ways

Which of the following is one of the innovations that neolithic farmers become more productive? a) plow b) windmill c) tractor d) reaper

Which phrase correctly completes the statement? "the korean war " lasted 3 years. has never ended. was won by north korea. was won by south korea lasted 3 years. has never ended. was won by north korea. was won by south korea.