Macroeconomics
21st Edition
ISBN: 9781259915673
Author: Campbell R. McConnell, Stanley L. Brue, Sean Masaki Flynn Dr.
Publisher: McGraw-Hill Education
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Question
Chapter 10, Problem 2RQ
To determine
To determine: MPC.
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Explain the difference between saving and investment as defined by a macroeconomist. Which of the following situations represent investment and which represent saving? Explain.a. Your family takes out a mortgage and buys a new house.You use your $200 paycheck to buy stock in Africel.Your roommate earns $100 and deposits it in his account at a bank.You borrow $1,000 from a bank to buy a car to use in your pizza delivery business.The interest rate is 7 percent. Use the concept of present value to compare $200 to be received in 10 years and $300 to be received in 20 years.A company has an investment project that would cost $10 million today and yield a payoff of $15 million in 4 years.Should the firm undertake the project if the interest rate is 11 percent? 10 percent? 9 percent? 8 percent?Can you figure out the exact cutoff for the interest rate between profitability and nonprofitability?
What is the level of saving if: The MPC equals .9, disposable income rises from $ 800 to $ 900, and saving is originally $ 120 when income equals $ 800?
Of means-tested programs and IRA’s, which lower the rate of return on saving?
a. Both means-tested programs and IRA's.
b. Means-tested programs, but not IRA's.
c. IRA's but not means-tested programs.
d. Neither means-tested program, or IRA's.
Chapter 10 Solutions
Macroeconomics
Ch. 10.2 - Prob. 1QQCh. 10.2 - Prob. 2QQCh. 10.2 - Prob. 3QQCh. 10.2 - Prob. 4QQCh. 10.5 - Prob. 1QQCh. 10.5 - Prob. 2QQCh. 10.5 - Prob. 3QQCh. 10.5 - Prob. 4QQCh. 10 - Prob. 1DQCh. 10 - Prob. 2DQ
Ch. 10 - Prob. 3DQCh. 10 - Prob. 4DQCh. 10 - Prob. 5DQCh. 10 - Prob. 6DQCh. 10 - Prob. 7DQCh. 10 - Prob. 8DQCh. 10 - Prob. 9DQCh. 10 - Prob. 1RQCh. 10 - Prob. 2RQCh. 10 - Prob. 3RQCh. 10 - Prob. 4RQCh. 10 - Prob. 5RQCh. 10 - Prob. 6RQCh. 10 - Prob. 7RQCh. 10 - Prob. 8RQCh. 10 - Prob. 9RQCh. 10 - Prob. 1PCh. 10 - Prob. 2PCh. 10 - Prob. 3PCh. 10 - Prob. 4PCh. 10 - Prob. 5PCh. 10 - Prob. 6PCh. 10 - Prob. 7PCh. 10 - Prob. 8PCh. 10 - Prob. 9PCh. 10 - Prob. 10P
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- If household saving decreases by $4 million, business saving increases by $4 million, and the government budget deficit decreases by $4 million, then private saving ______ and public saving ______. Select one: a. increases; increases b. increases; decreases c. does not change; increases d. does not change; decreases..... expl whyarrow_forwardConsider an economy in which GDP is $8.2 trillion, public saving is -$0.2 trillion, taxes are $0.9 trillion, private saving is $3.0 trillion, export is $0.6 trillion, and import is $0.5 trillion. Calculate government purchases. Calculate national saving and investment. Calculate consumption.arrow_forwardConsider an economy described by the following equations:Y = C + I + GY = 5,000G = 1,000T = 1,000C = 250 + 0.75(Y −T )I = 1,000 − 50 r.a. Now suppose that G rises to 1,250. Compute private saving, public saving, and national saving.arrow_forward
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