Gdp is different from final sales since: a. final sales measures only domestic sales, but gdp considers exports as well. b. measurements of gdp and final sales are subject to statistical errors. c. final sales measures only what the consumers buy, but gdp is the sum total of consumption, investment, government purchases and net exports. d. final sales ignores changes in inventory, which are included in gdp calculation.

Which of the following best explains the purpose of protectionist trade policies such as tariffs and subsidies? a. they make sure that governments have enough money to pay for fiscal policies. b. they give foreign competitors access to new markets around the world. c. they allow producers to sell their products more cheaply than foreign competitors. d. they enable producers to purchase productive resources from everywhere in the world.