OCR A-Level Economics H460
Introduction to Microeconomics
Microeconomics: The Role of Markets
Microeconomics: Business Objectives
Microeconomics: Market Structures
Microeconomics: The Labour Market
Macroeconomics: Aggregate Demand and Aggregate Supply
Macroeconomics: Economic Policy Objectives
Macroeconomics: Implementing Policy
Macroeconomics: The Global Context
Macroeconomics: The Financial Sector
Quantitative Skills for Economics
Themes in Economics: Synoptic Application
Microeconomics: The Role of Markets
Marginal utility, marginal cost and decisions at the margin
- 3 things to know
- Component 01
Overview
Recall questions on marginal thinking, total and marginal utility and the law of diminishing marginal utility, the water-diamond paradox, and calculating marginal cost and marginal revenue.
What you need to know
Answer each one before you reveal it.
If the total cost of producing 20 units is £850, what is the average cost per unit?
Define total utility.
Questions from this subtopic
Each one with the model answer underneath.
- 1
What does the word marginal mean in economics?
Model answer
It refers to the change in a total that results from producing or consuming one more unit.
- 2
Define total utility.
Model answer
The overall satisfaction a consumer gains from consuming a given quantity of a good over a period of time.
- 3
Define marginal utility.
Model answer
The additional satisfaction gained from consuming one more unit of a good.
- 4
State the law of diminishing marginal utility.
Model answer
As successive units of a good are consumed within a given period, the satisfaction gained from each extra unit falls.
- 5
Total utility from 3 units is 27 utils and from 4 units is 32 utils. Calculate the marginal utility of the fourth unit.
Model answer
Marginal utility is 32 − 27 = 5 utils.
- 6
The marginal utilities of the first four units are 12, 9, 6 and 3 utils. What is the total utility from four units?
Model answer
Total utility is 12 + 9 + 6 + 3 = 30 utils.
Other ways to work this
The same content, four other ways.
What is inside Levo
Six ways to work the same material.
Every question in Microeconomics: The Role of Markets, on a schedule.
Attempt a question from memory, write the correct version, then attempt it again. Levo records the jump between your first attempt and your last, and brings each question back on the day you are due to forget it.
Or £46 a year, about £3.83 a month. Cancel anytime.