Most political economists I speak to believe this has been the logic all along, and brave though it has been for Prime Minister George Papandreou to try and buy time to do a proper structural reform of Greece, the implosion of Spain and Italy has robbed him of that time.

BBC: Greek referendum is coin-flip on euro exit

History, along with basic economic logic tell us that emotion, rather than rational thought, is driving this latest bout of low economic self-esteem.

FORBES

This incessant march of energy density (more energy per unit of raw material) has undeniable logic extending along the entire length of the arrow of progress.

FORBES: Investing in Biofuels or Biofools?