Facebook and Google were responsible for over 60 percent of digital advertising expenditures in 2017.

In the long run

a. both supply and demand shocks have permanent effects on real GDP. b. real GDP can remain below potential. c. real GDP can remain above potential. d. both supply and demand shocks have no effect on real GDP. e. supply shocks have permanent effects on real GDP but demand shocks have no effect.

The spread (difference) between the yield on conventional bonds and the yield on indexed bonds with the same maturities is an indication of the expected inflation rate

Indicate whether the statement is true or false