“…This indicates that there is a need for added values for investors. These can be either economic, such as premium renumeration through corporate-PPA contracts, which in addition also reduces the risk for the producer and consequently the end CoC [10,11,20,36,64e66], or of other character, such as increased sustainability, fair cost, social identity, induced innovativeness in the involved companies [73] corporate goals and customer acquisition [34]. Indeed, the parks in the interview study have either been realized under corporate-PPA or cooperative ownership business models.…”