Productivity Growth in a Post-Growth Society

In Robert Solow‘s (in)famous growth model, perhaps the most important part was what is now called the “Solow residual” or “Total Factor Productivity” (TFP)–the part of economic growth that cannot be explained by changes in the input of the factors “capital” and “labour”, which is, in effect, the result of technological progress. In other words, TFP is a reflection of us learning how to produce more with the same amount of input. A recurrent theme in this blog is that quantitative GDP growth is highly problematic, mainly due to the related pressures on natural ecosystems. However, even if we decide to stop growing–or, better, to stop focusing on growth–, it is not obvious that we can actually achieve it. And TFP is one of the reasons why this isn’t as simple as many in the degrowth movement seem to believe. Continue reading

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