Which one of the following is the most likely effect of a sustained increase in national labour productivity?
A decrease in unit labour costs
An increase in cost-push inflation
A reduction in international competitiveness
A contraction in long-run aggregate supply
31 exam-style questions on Edexcel A A Level Economics 2.3 Aggregate supply (AS), covering 2.3.1 The characteristics of AS, 2.3.2 Short-run AS, and 2.3.3 Long-run AS. Each one has a worked solution and a mark scheme showing where the marks go.