A Fundamental Physical Reason for the Bicycle's High Efficiency as a Transportation

question 24

Multiple Choice

A fundamental physical reason for the bicycle's high efficiency as a transportation device is

• A) it is a wheeled vehicle.
• B) it is not a heat engine.
• C) Both of the above.
• D) it is a heat engine, but one that does not burn fossil fuels.
• E) Nonsense, trains and airplanes are actually more efficient than bicycles.

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Definitions:

Four-firm Concentration Ratio

The Four-firm Concentration Ratio measures the market share of the four largest firms within an industry, indicating the level of competition or market concentration.

Herfindahl Index

A measure of market concentration that squares the market share of each firm within an industry to estimate the industry's competitive landscape.

Big Three

A term typically used to refer to the three dominant firms in a specific industry or sector, often used to describe the top auto manufacturers in the United States.

Big Four

A term often referring to the four largest professional services networks in the world, offering audit, assurance, tax, consulting, advisory, actuarial, corporate finance, and legal services.