The practice of a firm setting a price so low that all firms incur losses is called

A large open economy reduces its investment demand. This causes the world real interest rate to ________ and the country's current account balance to ________

A) rise; fall B) rise; rise C) fall; rise D) fall; fall

Tie-in sales are most advantageous to the seller when

A) the demands for the two goods are negatively correlated. B) the demands for the two goods are positively correlated. C) the demands for the two goods are unrelated. D) there are economies of scope.