Achzet, Benjamin; Helbig, Christoph - In: Resources Policy 38 (2013) 4, pp. 435-447
have made criticality assessments for metallic raw materials to analyze the driving impact factors for this instability …. However, the influences on raw material availability are manifold and therefore criticality assessment methods are very … heterogeneous. Here we give an overview about the differences and similarities of supply risk evaluation in 15 criticality …