Peter NijkampThinkers

Infrastructure is material public capital (i.e. Roads, railways, airports, pipelines etc.) while superstructure is immaterial public capital (i.e. Knowledge networks, communication, education, culture, etc.).

Superstructure is immaterial public capital (i.e. Knowledge networks, communication, education, culture, etc.) while infrastructure is material public capital (i.e. Roads, railways, airports, pipelines, etc.).