The U.S. economy may finally appear convincingly on the mend, but a hearty debate continues about the right ingredients for the future success of American business.
That success is likely a lot more complicated than corporate tax rates, executive compensation, quarterly profits and the minimum wage. Similarly, it is not guaranteed by America's long and storied entrepreneurial traditionand a strong currency.
As our special report
Clean tech is transforming everything from transportation to energy to construction. It's a huge, sprawling sector populated by big and small companies, rich in innovation and colored by common sense.