The Black-Scholes Formula Assumes ThatI) the Risk-Free Interest Rate Is

question 19

Multiple Choice

The Black-Scholes formula assumes thatI) the risk-free interest rate is constant over the life of the option.II) the stock price volatility is constant over the life of the option.III) the expected rate of return on the stock is constant over the life of the option.IV) there will be no sudden extreme jumps in stock prices.

• A) I and II
• B) I and III
• C) II and III
• D) I, II, and IV
• E) I, II, III, and IV

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Definitions:

Population Mean

The average of a set of numerical values obtained from every member of a population.

Robust Estimator

A statistical method or measure that is not unduly affected by outliers or deviations from assumptions in the underlying data distribution.

Nonnormality

The deviation from the normal distribution in a set of data, where the data does not follow a bell-curve shape.

Mound-Shaped

A description of a symmetrical, bell-shaped distribution often associated with the normal distribution.