Yes, there were likely other costs, but from NASA's perspective, their costs were way lower. For example, for their first investment of $396M in commercial carg

Yes, there were likely other costs, but from NASA's perspective, their costs were way lower. For example, for their first investment of $396M in commercial cargo deliveries to the ISS with SpaceX, they got the development of the Cargo Dragon, the Falcon 9, and the KSC launch site.