Equating society's marginal benefits with marginal costs will ensure that the economically efficient level of either private or public goods is attained

If the money supply is $1 billion, the reserve requirement is 10%, and currency holding $50 million, then reserves are

a. $50 million. b. $100 million. c. $20 million. d. $40 million. e. none of the above

In 1990, there were 50 bilateral agreements and regional trade agreements between countries. Today there are

A) more than 230 of these agreements. B) 30 of these agreements. C) none of these agreements remaining. D) more than 10,000 of these agreements.