We develop a dynamic model of prices and quantities of non-renewable resources, carefully justifying our assumptions. Resource stocks are inhomogeneous, and there is endogenous directed technological change both in extraction and final-good production. The model explains stylized facts while...

Directed technological change (DTC) concerns how stocks of factor-augmenting knowledge evolve relative to each other. We model investment in factor-augmenting knowledge at firm level, and show that relative investment rates depend on the relative factor shares and elasticities. Furthermore, we...