Which of the following is most likely to cause a decrease in a country's unit labour costs?
An increase in employers' national insurance contributions
An increase in labour productivity that exceeds the growth in nominal wages
A reduction in weekly working hours with no change in the weekly wage rate
An increase in trade union power leading to higher wage settlements
13 exam-style questions on OCR A Level Economics The interaction of labour markets. Each one has a worked solution and a mark scheme showing where the marks go.