People around the world are concerned about affordable energy. It is needed to power the global economy. Petroleum-based transportation and coal-fired power plants are economic prime movers fueling the global economy, but coal and gasoline are also the leading sources of air pollution. Both of these sources produce greenhouse gases and toxins.…

It is no secret that global markets and innovations in technology are driving rapid change in the U.S. economy. While much has been said over the years about the employment shift from goods-producing to service-providing industries, new research suggests that the shift is not due to sectoral employment change but rather a shift in the mix of jobs…