If the demand and supply curves for a commodity shift to the right by the same amount, then in comparison to the initial equilibrium, the new equilibrium will be characterized by:

If the United States receives $200 billion of foreign investment and at the same time invests a total of $160 billion abroad, then the U.S

A) balance of payments must be negative. B) current account must be in surplus. C) official settlements account balance increases by $40 billion. D) capital and financial account balance decreases by $40 billion. E) capital and financial account balance increases by $40 billion.

The current surplus of the Social Security system is expected to become a deficit sometime around 2018 because the

a. payroll tax rate is scheduled to decline at that time. b. number of workers relative to the number of Social Security recipients will decline as the baby boom generation moves into the retirement phase of life. c. stock market is not expected to perform nearly as well during the next two decades as was the case during the 1980s and 1990s. d. growth rate of the U.S. economy is expected to slow during the next two decades.