This paper, using Japanese market data, finds that although the correlation between equity markets and commodity market used to be negative or almost zero before around 2006, it has increased significantly after the global financial crisis in Autumn of 2008. In this sense, the commodity market...

We study the role of distance and time in statistically explaining price dispersion across 32 Swedish towns for 19 commodities from 1732 to 1914. The resulting large number of relative prices (502,689) allows precise estimation of distance and time effects, and their interaction. We find an...