The stochastic approach to index numbers has been successfully applied to the estimation of inflation, the world interest rate and international competitiveness. One distinct advantage of this approach is that it provides the whole distribution of the index, not simply one value. In this...

Building on purchasing power parity theory, this paper proposes a new approach to forecasting exchange rates using the Big Mac data from The Economist magazine. Our approach is attractive in three aspects. Firstly, it uses easily-available Big Mac prices as input. These prices avoid several...

This article analyses differences in the wealth of nations by comparing PPP-based cross-country incomes from the Penn World Table with those derived from prevailing exchange rates. Using the Balassa (1964)-Samuelson (1964) productivity-bias framework, we introduce the 'international poverty...

Pettengill, Sundaram, and Mathur (1995) respond to the prima facie failure of the standard CAPM and propose a conditional beta model by segmenting the market into two states – up markets (where the market excess return rm–rf is positive) and down markets (where rm–rf is negative). We...

The paper provides an account of aspects of exchange-rate economics that are of particular relevance to the resources sector. The issues discussed include exchange-rate volatility and the risk management practices used to deal with it, the role of productivity differences across countries, and...