What is the percent reduction in import quantity in a country due to the tariffs imposed by the government, if the country’s import tariffs are all 10 percent. The total imports affected by the tariffs are 4 0 percent of the GDP and the net national loss from the tarif fs as a percentage of GDP is 0.6 percent. a. 50 percent b. 40 percent c. 30 percent d. 20 percent