A strong increase in the demand for some commodities over the last decade will have a major impact on their future supply situation. Of increasing importance, therefore, is an assessment of a commodity's criticality, and especially its supply risk, by appropriate indicators. The literature has...

For some commodities, the strong increase in demand over the last decade will have major impact on their future availability. Thus, the importance of assessing a commodity's criticality by means of criticality indicators continuously increases. In the literature, numerous indicators for...