Standard macroeconomic models suggest that the ‘great ratios’ of consumption to output and investment to output should be stationary. The joint behaviour of consumption, investment and output can then be used to measure trend output. We adopt this approach for the USA and UK, and find...

The remarkable economic success of the United States in the 1990s led many observers to talk about a "New Economy". This paper provides an overview of the main issues, including faster productivity growth, the stability of inflation despite very low unemployment, the reduction in output...

The economic boom of the USA in the 1990s was remarkable in its duration, the sustained rise in equipment investment, the reduced volatility of productivity growth, and continued uncertainty about the trend growth rate. In this paper we link these phenomena using an extension of the classic...