Only an EU that can credibly enforce fiscal as well as political and legal standards will survive in the long run – and that credibility will require a realistic scenario for what can happen to misbehaving member states.
Related: How David Cameron ducked questions about former HSBC boss at PMQs Miliband has clearly made the political judgement that mounting popular anger over individual and corporate tax avoidance is so intense that he can credibly present Labour as the crusader against the immorality of some of the super-rich.
"You cannot talk credibly about lowering emissions globally if, for example, you are slow to acknowledge climate change; if you undermine calls for an effective carbon price; and if you always descend into the 'jobs v environment' argument in the public debate".
"It's clear that only Labour can credibly claim to be the anti-austerity party of Scotland.
And that perspective is ultimately always more credibly embodied by a Le Pen.
"The BBC was very keen to do something, even as an interim measure [with Richard and James], but they have been unable to think of a way of doing it that would work credibly and that everyone would be happy about," said a source.
The Tsipras-Varoufakis strategy assumed that Greece could credibly threaten to default, because the government, if forced to follow through, would still have more than enough money to pay for wages, pensions, and public services.
Those who answered correctly were over twice as likely as others to think that the benefits of immigration outweigh the costs.Mr Cameron cannot credibly parrot voters' sometimes irrational views.
Mr Anwar, a political chameleon whose real beliefs are sometimes hard to pin down, has many critics, but he could at least credibly lead a coalition that bridges Malaysia's ethnic divides.
Your top management ranks are thin and you need a turnaround wizard because you can no longer function credibly as chairman, chief executive, president and chief operating officer all at once.
The party just needs to threaten, credibly, to siphon off enough Conservative votes to deny David Cameron's party victory in a decisive number of seats: a disastrous fate in a first-past-the-post system.
