In this paper we compare the Keynesian, neoclassical and Austrian explanations for low interest rates and sluggish growth. From a Keynesian and neoclassical perspective low interest rates are attributed to ageing societies, which save more for the future (global savings glut). Low growth is...

The Friedman rule states that steady-state welfare is maximized when there is deflation at the real rate of interest. Recent work by Khan et al (2003) uses a richer model but still finds deflation optimal. In an otherwise standard new Keynesian model we show that, if households have hyperbolic...

The paper analyses the reasons for Japan's persistently low inflation since the bursting of the Japanese bubble economy (low inflation conundrum). It is shown that Japan experienced a structural break from a high-growth period with relatively high inflation to a low-growth period with...