Make a list of expenditures whose sum equals GDP

From 1960 to 2012

A) the U.S. economy roughly tripled in size. B) U.S. imports roughly tripled in size. C) the share of US Trade in the global economy roughly tripled in size. D) U.S. Imports roughly tripled as compared to U.S. exports. E) U.S. exports roughly tripled in size.

Refer to Scenario 5.4. What is the probability of outcome B?

A) 0 B) -0.5 C) 0.5 D) 0.4 E) 0.2