A local coffee shop reduces the price of its large iced lattes from £5.00 to £4.00. Subsequently, daily sales increase from 160 to 240 lattes. The price elasticity of demand for large iced lattes is
−0.4-0.4−0.4
−1.25-1.25−1.25
−2.5-2.5−2.5
−5.0-5.0−5.0
256 exam-style questions on AQA A Level Economics 1.3 Price determination in a competitive market, covering 1.3.1 The determinants of the demand for goods and services, 1.3.2 Price, income and cross elasticities of demand, 1.3.3 The determinants of the supply of goods and services, 1.3.4 Price elasticity of supply, 1.3.5 The determination of equilibrium market prices, and 1.3.6 The interrelationship between markets. Each one has a worked solution and a mark scheme showing where the marks go.