The marginal (dollar) cost of an additional plate of food to a patron at an "All-You-Can-Eat" restaurant is:
A)equal to the price paid for the meal divided by the number of plates of food consumed.
B)equal for every plate of food consumed during the meal.
C)equal to zero.
D)equal to the price paid for the meal (since there is no such thing as a free lunch).

Question

The marginal (dollar) cost of an additional plate of food to a patron at an "All-You-Can-Eat" restaurant is:
A)​equal to the price paid for the meal divided by the number of plates of food consumed.
B)​equal for every plate of food consumed during the meal.
C)​equal to zero.
D)​equal to the price paid for the meal (since there is no such thing as a free lunch).

Quizplus · Accepted Answer

In an all-you-can-eat restaurant, patrons pay a fixed price for the meal, regardless of how much they eat. Therefore, the marginal (dollar) cost of an additional plate of food to a patron is effectively zero, as it does not change the price paid for the meal.

The Marginal (Dollar) Cost of an Additional Plate of Food