On valuation, people always seem to be overly enamored with market value, which has puzzled me because as a private company, there is no liquid market on which to buy and sell shares, so a valuation is established without any degree of market efficiency.

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Meanwhile, Transport Minister Keith Brown has said he was "puzzled" by claims that Edinburgh taxpayers could be hit with a multi-million pound compensation bill for roadworks leading to the new Forth road bridge.

BBC: Forth Road Bridge: Cable corrosion problems 'resolved'

So some people claim to be puzzled by the quiet talks the easy-going president has started with the heads of the country's main political parties.

ECONOMIST: Germany