9. Which of the following has not been a policy of the Federal Reserve in recent months:

Keeping short-term interest rates close to zero

Maintaining a steady policy of expansionary quantitative easing

Increase interest rates to encourage more saving and investment

Trying to achieve an average inflation rate of 2 percent and reaching the natural rate of unemployment

10.One of the main impacts expected from an increase in productivity growth is:

That firms will be able to avoid increasing wages

A need for less investment in structures and equipment

Less inflation in the markets for goods and services

A reduction in aggregate supply that will lead to higher levels of GDP