A Long-Run Supply Curve Is Flatter Than a Short-Run Supply

question 277

Multiple Choice

A long-run supply curve is flatter than a short-run supply curve because

• A)firms can enter and exit a market more easily in the long run than in the short run.
• B)long-run supply curves are sometimes downward sloping.
• C)competitive firms have more control over demand in the long run.
• D)firms in a competitive market face identical cost structures.

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Definitions:

Portfolio Excess Return

The return on an investment portfolio that exceeds the return of a benchmark or risk-free asset.

Standard Deviation

A statistical measure of the dispersion of a set of data from its mean, used in finance to quantify the volatility of investment returns.

Survivorship Bias

The logical error of concentrating on the people or things that "survived" some process and inadvertently overlooking those that did not because of their lack of visibility.

Investment Decisions

The process of deciding where to allocate resources in order to achieve the highest possible return.