There are three stocks in a price-weighted index: A $100 B $20 C $60 a. What is the average value for the index? b. Assume stock A goes down by 25 percent and stock B goes up by 25 percent, and stock C remains the same. What is the new average value for the index? c. Explain why in part b the average changed with two stocks moving up and down by the same percentage amount.
There are three stocks in a price-weighted index: A $100 B $20 C $60 a. What is the average value for the index? b. Assume stock A goes down by 25 percent and stock B goes up by 25 percent, and stock C remains the same. What is the new average value for the index? c. Explain why in part b the average changed with two stocks moving up and down by the same percentage amount.
Chapter2: The Domestic And International Financial Marketplace
Section: Chapter Questions
Problem 1P
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- There are three stocks in a price-weighted index:
A $100
B $20
C $60
a. What is the average value for the index?
b. Assume stock A goes down by 25 percent and stock B goes up by 25 percent, and stock C remains the same. What is the new average value for the index?
c. Explain why in part b the average changed with two stocks moving up and down by the same percentage amount.
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