The United States finds itself at a critical juncture, as environmental degradation and resource depletion threaten the capacity of the economy to generate wealth for the indefinite future. Despite growing awareness of the need to build a sustainable economy, U.S. output continues to be...

Cities are the world's future. Today, more than half of the global population lives in urban areas, and that number is expected to double by 2050. There is no question that cities are growing; the only debate is over how they will grow. Will we invest in the physical and social infrastructure...