A definition of instructional capital making only operational distinctions was proposed by Craig Hubley in 1999 and subsequently released by the ECG under CC-by-nc-noderivs. Instructional capital is critical to human capital analysis, often in the guise of value reporting, value creation and intangibles.
Avoiding bit/body/bond confusion is critical to a capital asset model that gives the due respect to personal and social contributions. There's more to human beings than bits, but most green economics has failed to recognize it.