If Bratty Brenda decides not to hit Tattling Tina, what would Tattling Tina's best response be?

When will an increase in aggregate demand not result in lower unemployment rates in the short run?

What will be an ideal response?

If an agent is risk neutral and a principal is risk averse, which of the following contracts would be efficient in risk bearing?

A) A fixed fee is paid to the agent. B) A fixed fee is paid to the principal. C) An hourly rate is paid to the agent. D) The agent enjoys a share of the profit.