Economics a level unit 1

Your go-to revision resource for A Level Economics Unit 1. These notes cover all the core microeconomics concepts you need, from the fundamentals of supply and demand to market structures and the causes of market failure. Whether you’re revisiting price elasticity, consumer and producer surplus, or working through externalities and public goods, these notes break down complex theory into clear, exam-ready explanations — perfect for AQA, Edexcel, or OCR specifications. What’s covered: • Scarcity, choice, and the economic problem • Supply, demand, and price determination • Elasticity (PED, YED, PES, XED) • Consumer and producer surplus • Market failure and externalities • Government intervention and its limitations Ideal for students looking to strengthen their understanding, prepare for exams, or quickly review key topics before assessments.