In this paper, we investigate to what extent labour market institutions influence the way firms respond to flexibility requirements in terms of human resource management. In order to do so, we consider two contrasting economies: France and the UK. France is highly regulated, whereas the UK is more clearly a ‘liberal market economy’. We focus on the food processing sector which is subject to very similar competitive pressure in both countries. Our methodology is based upon plant-level case studies. We explore numerical and functional labour flexibility in terms of outcomes at the firm level. How and to what extent are firms able to deliver flexibility in different institutional contexts? Does this matter in terms of outcomes for workers? We ...