In the long run, total variable cost is zero

If GDP per capita rises by 2% between 2015 and 2016, which of the following is necessarily true?

A) The population has increased, but by less than 2%. B) The population has decreased. C) Real GDP has risen by more than 2%. D) None of the above is necessarily true.

A sign that the Federal Reserve is moving to lower interest rates would be

A) a reduction in bank reserves. B) an increase in margin requirements. C) a widening gap between the Treasury bill yield and the discount rate. D) a narrowing gap between the Treasury bill yield and the discount rate.