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Which of the following is an example of something economists study?a. Mitch chooses to work overtime to earn extra income for his family.b. Megan sells her physics textbook from last semester to her roommate for half the price of a new textbook.c. The unemployment rate in the United States has fallen by two percentage points in the last few years.d. All of the above are correct.

User Bei
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Answer:

Answer is D

Step-by-step explanation:

these all include economic aspects so we will choose last options covering these all above options.

User Vyi
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