Consider an economy with two types of firms, S and I. S firms all move together. I firms move independently. For both types of firms, there is a 60% probability that the firm will have a 15% return and a 40% probability that the firm will have a -10% return. What is the volatility (standard deviation) of a portfolio that consists of an equal investment in: a. 20 firms of type S? b. 20 firms of type I?

Intermediate Financial Management (MindTap Course List)
13th Edition
ISBN:9781337395083
Author:Eugene F. Brigham, Phillip R. Daves
Publisher:Eugene F. Brigham, Phillip R. Daves
Chapter3: Risk And Return: Part Ii
Section: Chapter Questions
Problem 2P: APT An analyst has modeled the stock of Crisp Trucking using a two-factor APT model. The risk-free...
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Consider an economy with two types of firms, S and I. S firms all move
together. I firms move independently. For both types of firms, there is a 60%
probability that the firm will have a 15% return and a 40% probability that the
firm will have a -10% return. What is the volatility (standard deviation) of a
portfolio that consists of an equal investment in:
a. 20 firms of type S?
b. 20 firms of type l?
Transcribed Image Text:Consider an economy with two types of firms, S and I. S firms all move together. I firms move independently. For both types of firms, there is a 60% probability that the firm will have a 15% return and a 40% probability that the firm will have a -10% return. What is the volatility (standard deviation) of a portfolio that consists of an equal investment in: a. 20 firms of type S? b. 20 firms of type l?
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