Even though international trade in undertaken voluntarily, a country that engages in trade may not benefit from it

If variable x always increases when variable y decreases, x and y are said to be

A) positively related. B) negatively related. C) unrelated. D) trend related.

China's State Council has encouraged more spending to "improve transportation links and other infrastructure...." It will also "step up its spending on vocational training and other educational programs for adults." www.nytimes

com, Keith Bradsher, October 19, 2008 Suppose that capital goods are on the vertical axis while consumption goods are on the horizontal axis of China's PPF. As a result of enacting the policies, China's PPF will A) shift outward. B) shift inward. C) rotate outward. D) become flatter.