This selection of John Creedy's essays on labour economics sheds light on the areas of labour mobility, skilled labour markets and trade unions and wages.Among other issues, Professor Creedy discusses:the effects of migration, population ageing and retirement on the labour marketthe economic analysis of internal labour marketsjob mobility, earnings and responsibility in skilled labour markets with a particular emphasis on chemists and professional scientiststhe relationship between trade unions, tax levels and relative wagesLabour Mobility, Earnings and Unemployment will be a valuable point of reference for students and scholars of labour economics.