We find that Okun's law provides a simple and accurate means of understanding and predicting changes in the unemployment rate in Australia. Okun's law also implies a rate of output growth consistent with stable unemployment, called the growth of potential output. Our estimates of potential...

Two alternative measures of demand adjusted capital input for the U.S. non-farm private business sector are derived and their differential impacts on the potential supply of output are compared to those obtained using the unadjusted index of capital input published by the Congressional Budget...