Economics (AS & A Level) · May / June 2025 · Paper 33 · Question 1

What is the equi-marginal principle?

1. AAs consumption of a product increases, the satisfaction from consumption of the product decreases by an equal amount.
2. BConsumers maximise utility where their marginal valuation for each product consumed is the same.
3. CThe total satisfaction received by consumers from consumption of a product is constant.
4. DThe marginal utility derived by consumers from the consumption of one more unit of a product is constant.

As printed in the paper