This note describes a simple technique of decomposing total impact multipliers derived from input–output analysis. The approach uses a generalised supply and use table framework, explicitly distinguishing between industries and products. Contributions to total impact multipliers can be shown...

...We examine patterns of supply and demand for iron ore and bauxite, and recent trends in resource productivity of these two important metal ores. We introduce a consumption perspective and compare the material footprint of metal ores to the GDP of countries to look at how much economic benefit...