Which of the following expenditures is classified as a discretionary expenditure of the U.S. federal government?
A) federal employee pensions
B) student loans and grants
C) Social Security
D) food stamps
B
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The United States is a ________ nation because it pays ________ in interest to the rest of the world than it receives in ________ from the rest of the world
A) creditor; more; interest B) debtor; more; interest C) debtor; less; cash D) debtor; more; cash E) debtor; less; interest
Due to the recession in 2008, firms decreased their profit expectations. As a result, there was a ________ shift in the ________ loanable funds curve
A) rightward; supply of B) leftward; demand for C) rightward; demand for D) rightward, supply of
Which of the following characteristics of perfect competition does not apply in monopolistic competition?
A. Free entry and exit B. Homogeneous products C. Numerous participants D. Perfect information
Refer to the information provided in Figure 7.8 below to answer the question(s) that follow. 
Figure 7.8Refer to Figure 7.8 The firm's isocost line could shift from CD to AB if
A. the price of capital and labor each increased by 25%. B. the price of capital increased. C. the firm's total expenditures increased by 25%. D. the firm's total expenditures decreased by 25% or the price of capital and labor each increased by 33%.