Assume That Stock Market Returns Do Follow a Single-Index Structure

question 82

Multiple Choice

Assume that stock market returns do follow a single-index structure. An investment fund analyzes 500 stocks in order to construct a mean-variance efficient portfolio constrained by 500 investments. They will need to calculate ________ estimates of firm-specific variances and ________ estimate/estimates for the variance of the macroeconomic factor.

• A) 500; 1
• B) 500; 500
• C) 124,750; 1
• D) 124,750; 500
• E) 250,000; 500

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Definitions:

Economic Independence

The state of having sufficient personal wealth to live, without needing to work actively for basic necessities, allowing individuals or nations to operate without being influenced by external economic pressures.

Property Qualifications

Requirements that individuals must own property of a certain value to enjoy certain rights, like voting or holding office, prevalent in historical democracies.

Constitutional Convention

Meeting in Philadelphia, May 25–September 17, 1787, of representatives from twelve colonies—excepting Rhode Island—to revise the existing Articles of Confederation; the convention soon resolved to produce an entirely new constitution.