This paper provides a novel assessment of the role of direct air capture of CO2 from ambient air (DAC) on the feasibility of achieving stringent climate stabilization. We use the WITCH energy-economy-climate model to investigate the long term prospects of DAC, implementing a technological specification based on recent estimates by the American Physical Society (APS 2011). Assuming global cooper...

The determinants of food prices have attracted sizeable debates among scholars over the last three decades. However, many these studies ignore possibility that impact oil on could vary across price distribution. paper employs a quantile regression technique to ascertain whether respond potential heterogeneous crude changes in six selected African net oil-exporting countries. coefficient negativ...

In the winter of 1973, some major oil exporting countries joined together to declare an embargo on oil exports to some of the western countries for political reasons. Elated by their success and the realization that they controlled a major share of the oil exports, they subsequently raised the price of oil four-fold and cut back production, thereby obtaining, in the face of an almost inelastic ...