Annals of the New York Academy of Sciences the Role of Input–output Analysis of Energy and Ecologic Systems in the Early Development of Ecological Economics—a Personal Perspective

A summary is provided of the early history of research on the flow of nonrenewable energy resources through the economy and of the flow of renewable energy resources through a natural ecosystem. The techniques are similar, and many specific applications are provided. A combined economic and ecological technique is also defined. The early history and people of the International Society Ecological Economic are cited.