A Monopolist Can Sell 20 Units a Week at a Price

question 50

Multiple Choice

A monopolist can sell 20 units a week at a price of $10 per unit.To sell 21 units a week, it would have to lower its price to $9 per unit.The marginal revenue of the 21^st unit would be:

• A)$9.
• B)-$11
• C)-$12
• D)-$20
• E)-$21

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Definitions:

Parasitic Worm Infection

An infestation by helminths, a type of parasitic worm, which can cause disease and malnutrition.

Phagocytic Cells

A type of immune cell capable of engulfing and absorbing bacteria and other small cells and particles.

Neutrophils

A type of white blood cell that helps heal damaged tissues and resolve infections.

Monocytes

A type of white blood cell that plays a key role in the immune system by fighting infections and removing dead or damaged cells.