Until recently, the costs of removing carbon from the atmosphere on that scale have been regarded by economists as prohibitive.

NEWYORKER: The Climate Fixers

Rather than doing too little too late, as it has so far, Spain's government should quickly admit the scale of the problem, clean up the banks, preferably by removing bad assets, and shut down, or recapitalise, what is left.

ECONOMIST: The euro crisis

If America wants to recapture its 3.3% average rate of growth it has enjoyed since World War II, it had better get serious about removing the tax and regulatory barriers for these kind of startups with the potential to scale.

FORBES: What Grows An Economy?