By Herman Daly
Let us consider a different slant on the current discussion about the necessity versus sufficiency of renewable energy for a steady state economy at the present physical scale.
Pursuant to the pioneering economics of Nicholas Georgescu-Roegen (G-R), we recognize two sources of the low-entropy flow that sustains our lives: the solar and the terrestrial. They differ in their pattern of scarcity. The solar energy source is practically infinite in its stock dimension,