“…when going to higher TRL (Mankins, 2009; Olechowski et al, 2020). For the same targeted TRL, the relative increase of the efforts is comparable across different technologies in similar domains (Klessova et al, 2022b). Maturation implies changes in the implementation environment but also a decrease of the technological risk (Mankins, 2009), an increase of the time needed for maturation (Kenley and El‐Khoury, 2012), the need for user involvement (Bogers and Horst, 2013), an increasing dependency on the socio‐technical infrastructure, markets, policies and regulations (Nakamura et al, 2012) and leads to a different balance of cost and risks (Cooper and Kleinschmidt, 2007; Héder, 2017; Webster and Gardner, 2019).…”