This paper is a scientific revolution in motion. Pragmatic empirical work is combined with macroeconomic theory to provide a scientific analysis of the influence of Keynesian theories on the performance the US economy since the Second World War. Despite recent decades of apparent revival of...

It is shown empirically that, for the US economy, fiscal stimulus has increased total consumption, but has depressed economic growth. Therefore, decades of fiscal stimulus has been a continual depressant on US economic growth and moved the economy closer to the Keynesian singularity defined as...