The objectives of this book are: to review and develop a framework of key analytical concepts in the field of labour market segmentation; to develop and test these concepts against available data; to indicate weaknesses in the data in the light of the analysis; to offer a critique of manpower policies in some European countries in the light of the foregoing analysis; and to indicate areas of further research. The authors hope that this survey of the literature and the comments that accompany it will prove useful to policy makers and students alike. The authors woulp like to acknowledge the role of the Directorate­ General for