The relative flood of money flowing into cleantech has also drawn investors and executives from diverse high-tech fields looking for opportunities.

FORBES: Magazine Article

In most high-tech fields today, the know-how needed to make a component, sub-assembly or finished product has progressed too far and too fast for the average worker to be able to propose any useful innovations.

ECONOMIST: The land of disappointments | The

For them, competing with American farmers on vast fields with high-tech machines, high-quality seed and high-value subsidies is like attacking a battleship with a machete.

ECONOMIST: The problems of plugging a square economy into a round world

The United States has strong advantages in fields such as materials science, and high-tech start-ups in these areas can prosper.

FORBES: Why "Green Jobs" Don't Belong in Obama's Jobs Program

The same children who worked the fields now attend college, work in high-tech maquiladoras, or serve the needs of the fast-growing supply, retail and tourist industries.

ECONOMIST: One river, one country

Returns to success soared in fields such as entertainment, athletics, finance, and high tech, as well as for CEOs.

FORBES: Explaining the Growth in Inequality