Physics shows that energy is necessary for economic production and, therefore, economic growth but the mainstream theory of economic growth, except for specialized resource economics models, pays no attention to the role of energy. This paper reviews the relevant biophysical theory and...

We examine the role of substitution from traditional to modern energy carriers and of differential rates of innovation in the use of each of these in Sweden from 1850 to 1950. We use a simple growth model with a nested CES production function and exogenous factor augmenting technological change...