4. Madeleine is a high school graduate deciding whether to go to university. She (like everyone else) lives for two periods after high school. In the first period, she can work (without university) for a salary of YH, or she can attend university. If she attends university, she must pay $5,000 in fees (tuition, books), but she will also earn $5,000 from a summer job. In the second period, she will continue to earn Y, if she did not attend university, or she will earn Yu if she went to university. The interest rate at which money can be borrowed or invested is r. Show that she will attend university if: Yu > (2+r)YH Explain how an increase in the interest rate will affect her decision to attend university.

Principles of Economics 2e
2nd Edition
ISBN:9781947172364
Author:Steven A. Greenlaw; David Shapiro
Publisher:Steven A. Greenlaw; David Shapiro
Chapter20: Economic Growth
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Problem 4SCQ: Assume there are two countries: South Korea and the United States. South Korea grows at 4 and the...
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4. Madeleine is a high school graduate deciding whether to go to university. She (like everyone
else) lives for two periods after high school. In the first period, she can work (without
university) for a salary of YH, or she can attend university. If she attends university, she must
pay $5,000 in fees (tuition, books), but she will also earn $5,000 from a summer job. In the
second period, she will continue to earn Y, if she did not attend university, or she will earn Yu
if she went to university. The interest rate at which money can be borrowed or invested is r.
Show that she will attend university if:
Yu > (2+r)YH
Explain how an increase in the interest rate will affect her decision to attend university.
Transcribed Image Text:4. Madeleine is a high school graduate deciding whether to go to university. She (like everyone else) lives for two periods after high school. In the first period, she can work (without university) for a salary of YH, or she can attend university. If she attends university, she must pay $5,000 in fees (tuition, books), but she will also earn $5,000 from a summer job. In the second period, she will continue to earn Y, if she did not attend university, or she will earn Yu if she went to university. The interest rate at which money can be borrowed or invested is r. Show that she will attend university if: Yu > (2+r)YH Explain how an increase in the interest rate will affect her decision to attend university.
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