She may be fully committed to the project, but for her Europe is a cost-benefit calculation rather than historical destiny.

ECONOMIST: The euro crisis

Indeed, the watchdog NICE (National Institute for health and Clinical Excellence) rejected Nexavar for NHS use based on its cost-benefit calculation.

BBC: Do drugs really have to be so expensive?

Small wonder he was motivated to gamble: a quick cost-benefit calculation would have told him the chances of detection were slight compared with the bounties available.

CNN: Opinion: It's time to allow doping in sport