We examine the interrelationships between a large number of commodity series over a 20 year period through the use of minimum spanning trees. We find that there are several distinct clusters, that these are reasonably stable over time, and that the degree of interlinkage is time varying

The concept of a minimum spanning tree (MST), based on graphing theory, is used to study patterns of comovements for a set of twenty government bond market indices for developed North American, European, and Asian countries. We show how the MST and its related hierarchical tree evolve over time...

The concept of a minimum spanning tree (MST) is used to study the process of comovements for 21 European Union stock market indices. We show how the asset tree and its related hierarchical tree evolve over time and describe the dynamics. Over the period studied, 1999-2006, the French equity...

This paper examines bilateral and multilateral cointegration properties of the German stock market and the three most credible Central European candidates for membership in the European Union. The cointegration tests cover the time period of July 5, 1995, to March 27, 2002. The DAX is used to...

The existence of weak‐form efficiency in the equity markets of the three main Central European transition economies (the Czech Republic, Hungary, and Poland) is examined for the period July 1995 through September 2000, using weekly Investable and Comprehensive indexes developed by the...