Scrutinising Polarisation: Patterns and Consequences of Occupational Transformation in the Swedish Labour Market: By Tomas Berglund and Ylva Ulfsdotter Eriksson, London: Routledge, 2024. 224 pp. £135.00. ISBN: 978‐1‐03‐253634‐7 - Chen, Fu‐Hsuan (British Journal of Industrial Relations, 2025)