“…This is the case of the use of energy, land and water, greenhouse gas emissions, environmental footprints, products lifespan, institutional drivers, and socio-economic implications of the of change towards CE, or the impact of activities linked to eco-design, reuse, and collaborative consumption. The decision to leave these aspects aside and focus solely on the materials dimension of CE is found to be contradictory not only with the critical literature [3,4,7,24,26,33,34,36] but also with the mainstream position expressed by the EMF [19] and the very same priorities set by the European Commission [1]. In some cases, the required information does not yet exist, which points to the necessity of developing new data sources.…”