If the demand for money is insensitive to the interest rate, then the most effective expansionary policy would be

The relationship between a pure-strategy Nash equilibrium and a dominant-strategy equilibrium is that

A) a dominant-strategy equilibrium is a special case of a pure-strategy Nash equilibrium. B) a pure-strategy Nash equilibrium is a special case of a dominant-strategy equilibrium. C) they are the same. D) there may not be a dominant-strategy equilibrium, but there always is a pure-strategy Nash equilibrium. E) they are mutually exclusive and exhaustive, in that a dominant-strategy equilibrium is the same thing as a mixed-strategy Nash equilibrium.

Collusive control over price may permit monopolists to:

A. Use new technology, achieve economies of scale, and get government subsidies B. Achieve economies of scale, reduce costs, and prevent price cheating C. Increase product demand, increase product supply, and lower cost D. Reduce uncertainty, increase profits, and possibly limit entry of new firms