Licking his wounds at the University of Bonn (but not for long), Schumpeter next had to flee Germany in 1932, when the Nazis rolled in.

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Karzai is not in Bonn, but near Kandahar, commanding forces fighting the Taliban and al Qaeda members around the city.

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But many Social Democrats, in Hamburg and at headquarters in Bonn, would not forgive him if he turned down a possible red-green alliance in favour of one combining Social with Christian Democrats.

ECONOMIST: Germany: Election foretaste | The