Discrimination lowers the average wage of members of one group of workers in spite of laws that require equal pay for all workers

Rich country to poor country migration is relatively uncommon

Indicate whether the statement is true or false

It is difficult to explain how firms behave in an oligopoly because

a. they produce differentiated products b. there are many suppliers and few buyers c. they do not attempt to maximize profits d. each takes into account the behavior of other firms when making pricing decisions e. there are no barriers to entry or exit