We examine the degree of integration of the global steam coal market. Using a variety of measures, we show that the Australian market remains the dominant force in setting world coal prices, followed by Mozambique and South Africa. We find little evidence of asymmetric price and volatility...

Much academic and investor analysis and commentary sees the four main precious metals as a single market, integrated and to some degree with each metal a substitute for the other. This proposition, which can be explicit or implicit can be challenged on economic grounds and on statistical...

The time varying price spillovers between natural gas and crude oil markets for the period 1994 to 2014 are investigated. Contrary to earlier research, we show that in a large part of our sample the natural gas price leads the price of crude oil with price spillover effects lasting up to two...

If an asymmetric relation exists between the prices of gold and gold mining stocks, then these firms possess real option characteristics, and therefore, a premium should be added to their valuation. This article examines this proposition, by firstly, using quantile regressions, which are ideally...

We examine the long term dynamic relation between inflation and the price of gold. We begin by showing that there is no cointegration between gold and the consumer price index (CPI) if the volatile period of the early 1980s is excluded from the data. However, we are also able to demonstrate that...

We investigate the price spread between gold and silver trading as a futures contract on COMEX. Although the correlation between gold and silver returns during this period was high we find evidence of time varying long term dependence in the spread, with the positive dependent relationship...