Parties who have sold a futures contract and thereby agreed to ________ (deliver) the bonds are said to have taken a ________ position

The four-firm concentration ratio measures

A) profitability. B) economic efficiency. C) technological efficiency. D) competitiveness.

Which of the following statements about markets is most accurate?

a. Markets are usually a good way to organize economic activity. b. Markets are usually inferior to central planning as a way to organize economic activity. c. Markets fail and are therefore not an acceptable way to organize economic activity. d. Markets are a good way to organize economic activity in developed nations, but not in less developed nations.