New book chapter by Prof. Dr. Stefanie Bröring available: Carraresi, L., Bröring, S. (2022). The Implementation of Emerging Clean Technologies and Circular Value Chains: Challenges from Three Cases of By-Product Valorization. In: Prokop, V., Stejskal, J., Horbach, J., Gerstlberger, W. (eds) Business Models for the Circular Economy. Sustainability and Innovation. Springer, Cham. Link: https://doi.org/10.1007/978-3-031-08313-6_5