Ceteris paribus
What Ceteris paribus means in Economics B A-Level, as defined for Pearson Edexcel.
Definitions of Ceteris paribus
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
Read the wording for your board, then hide it and explain Ceteris paribus in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
The assumption that all other things are equal, meaning only one variable changes at a time, which rarely holds true in reality.
The assumption that all other factors remain constant, so the curve only shows the relationship between price and quantity.
Topics that use Ceteris paribus
- Price determination (Pearson Edexcel A-Level)
- Supply (Pearson Edexcel A-Level)
Related terms
- Contraction
- Ethical production
- Excess demand
- Excess supply
- Extension
- Incentives and rationing
- Market dynamics
- Market equilibrium
Using Ceteris paribus in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Economics B questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
A week of Premium from your first lesson · Then the free plan continues · No card, no charge