Environmental regulations have consistently been found to spur innovation in "clean" technologies, with one significant exception. Past cap-and-trade programs have encouraged adoption of existing pollution control technologies, but had little effect on innovation. Several explanations have been...

This paper demonstrates that an investment decision such as the acquisition of a new technology that affects a particular asset is associated with the dynamic trading network of this asset. Therefore, the exogenous variables of this trading network can be used to identify the determinant factors...

Oil, coal and natural gas will remain the world’s dominant sources of energy over the next decades, with resulting carbon dioxide emissions set to increase to unsustainable levels. However, technologies that help reduce CO2 emissions from fossil fuels can reverse this trend. CO2 capture and...