On average, senior data scientists earn significantly higher annual salaries than junior data entry clerks.
This wage differential is best explained by
the higher price elasticity of demand for junior data entry clerks.
the higher marginal revenue productivity of senior data scientists.
systematic labour market discrimination against junior data entry clerks.
the relatively inelastic supply of junior data entry clerks.
64 exam-style questions on AQA A Level Economics 1.6 The labour market (A-level only), covering 1.6.1 The demand for labour, marginal productivity theory, 1.6.2 Influences upon the supply of labour to different markets, 1.6.3 The determination of relative wage rates and levels of employment in perfectly competitive labour markets, 1.6.4 The determination of relative wage rates and levels of employment in imperfectly competitive labour markets, 1.6.5 The Influence of trade unions in determining wages and levels of employment, 1.6.6 The National Minimum Wage, and 1.6.7 Discrimination in the labour market. Each one has a worked solution and a mark scheme showing where the marks go.