Energy, manufacturing and agriculture are playing a major role in the corridor states’ revival. The resurgence of fossil fuel–based energy, notably shale oil and natural gas, is especially important. Cheap U.S. natural gas has some envisioning the Mississippi River between New Orleans and Baton Rouge as an “American Ruhr.” Much of this growth, notes Eric Smith, associate director of the Tulane Energy Institute, will be financed by German and other European firms that are reeling from electricity costs now three times higher than in places like Louisiana. --Joel Kotkin, The Wall Street Journal, 26 February 2013