Scarcity and choice
Scarcity and choice
Economics begins with scarcity: resources are limited, but wants keep expanding. Needs are essentials such as food and shelter, while wants go beyond basic survival.
Step-by-step lessons on OCR A Level Economics The economic problem. Each one builds up to exam-style questions. Start with the core supply-and-demand models before moving on to the more evaluation-heavy macroeconomic policy topics.