Worksheets on AQA GCSE Economics 1.1 Economic foundations, covering 1.1.1a Needs and wants, 1.1.1b The central purpose of economic activity, 1.1.1c Key economic decisions, 1.1.1d The main economic groups, 1.1.2a The nature of an economic resource, 1.1.2b The four factors of production, 1.1.3a The basic economic problem and making choices, and 1.1.3b Opportunity cost, with answers. Print them, or work through one on screen. Write your working straight onto the paper and Genie marks it question by question against the mark scheme.