That will at least be an asset when it comes to analysing exactly where the problems lie.

BBC: Berti Vogts

But with accelerating productivity, and hence a rising speed limit, such a framework for analysing the economy poses problems.

ECONOMIST: Monetary policy isn��t getting any easier

So the wise men have tried to elevate the tone by analysing the euro crisis as three interlocking problems: first, the national debts of member countries, next the bad debts of banks, and last the broader macroeconomic gloom.

ECONOMIST: German economists