Previous empirical studies of international CAPM models have not found much supporting evidence. In this paper we suggest reasons why this might have happened and perform new tests using improved models and data. A range of monthly CAPM models are estimated for 1973-1987 for aggregate equities...

The blame for the recent financial crisis has been attributed to modern macroeconomic theory rather than banking and finance. This article defends modern macroeconomics against its critics arguing that the critics have missed the point of why macroeconomics is carried out in the way it is. It...

This paper introduces a new model of structural breaks in the coefficients of economic relationships which allows them to be driven by large past economic shocks. The breaks generated by these shocks can be taken to reflect stochastic changes in agents' decisions or beliefs triggered by...