--%>

Additive risk in the CAPM

Suppose that the two securities APPL and MSFT account for the entire large cap technology component of the S&P 500 (hypothetically – of course – there are really plenty of others). Further, suppose that their weights in the S&P index were as follows:

1988_capm.jpg

So that, for example, AAPL makes up 3% of the index since its weight is 0.03. [These weights are hypothetical – actual weights are computed based on the current market capitalization of each company included in the index, so they change all the time]

a. What fraction of the total portfolio is this large cap technology sector?
b. What is the beta of this large cap technology sector?
c. If the S&P 500 is the market portfolio, what is its beta?
d. What is the beta of the remaining stocks in the S&P (consider these as a single sector)?

   Related Questions in Corporate Finance

  • Q : Does the book value of the debt

    Does the book value of the debt all the time coincide with its market value?

  • Q : Define the term Commercial Paper

    Commercial Paper: It is an unsecured obligation issued by the corporation or bank to finance its short-term credit requirements, like accounts inventory and receivable. Maturities usually range from 2 to 270 days. The commercial paper is accessible in

  • Q : Calculating Beta when market

    A company with a market capitalization of $100 million has no debt and a beta of 0.8. What will its beta be after it borrows $50 million (giving that there are no other changes and no taxes)?

  • Q : Calculated Free Cash Flow I think Free

    I think Free Cash Flow (FCF) can be acquired from the Equity Cash Flow (CFac) using the relation as: FCF = CFac + Interests – ΔD. Is it true?

  • Q : Define reasonable things that a company

    There are four methods a company can utilize the money this generates: a) Buying other assets or companies; b) Reducing debt of it; c) Distribute this to shareholders, and d) Increasing cash holdings of it.

  • Q : Problems under Time Value of Money One

    One of the projects the US loan would fund is to build earthquake-resistant buildings. The projectwill begin in March 2013, last for two years and is expected to have the following expenditures:start-up costs of $200,000 paid at the beginning of the first month; renta

  • Q : Market for Corporate Bonds Write some

    Write some point regarding Market for Corporate Bonds.

  • Q : What repercussions do variations in

    What repercussions do variations in the oil price have on the value of a company?

  • Q : Define Economy Impacts Economy Impacts

    Economy Impacts: An upcoming economy is indicated by rise in stock market, as stock market is primary indicator of a economic strength of a country. Progressing economy results in market boom. Yield of companies’ increases on improving economy,

  • Q : What is Financial Analysis Financial

    Financial Analysis: It is the investigation and interpretation of financial statements and associated financial reports. Trained and certified accountants generally complete this kind of analysis. The role of a financial analyst is to