It is much easier to rescue a negotiation that has just started to go off track than to save one that has completely derailed.
Mrs Rousseff will be anxious not to see her plans to re-start oil auctions later this year derailed by legal uncertainty: investors and oil firms have started to worry that Rio, and other producing states, might try to find other ways to tax profits to make up for the lost revenue.
The opposition effort should start by trying to derail negotiations and then throwing roadblocks up at every step along the way.
But a legislative budget deal would have been costly and time-consuming and, once started, would have been difficult to derail.
Worried that the zone could lure away their tenants, Mr. Klatskin and other landlords in the business district started a letter-writing campaign to derail the application, which he called "an artificial competitive advantage" for a newcomer to the area.
Initially 12 changes to their starting line-up seemed unlikely to derail the All Blacks from an eighth successive win as they were only deprived of a try inside the first minute by a superb tackle from Bryan Habana on Cowan.
"Why is the U.S. making a decision again without consulting with Russia?" The announcement is not likely to derail Start negotiations, Mr. Rogov said, but could jeopardize talks that negotiators hoped would follow, including deeper cuts to strategic nuclear weapons.
Whatever that focus group says, every woman I speak to seems to fancy a man with a bun – but try it in the office and your career will be unfairly derailed as everyone starts to associate you inextricably with Oliver Proudlock from Made In Chelsea.
The challenge this year for the US, and indeed for the UK, will be to start to make the corresponding tightening to monetary policy without derailing the economy.
"They are threatening to derail the reformation of fast food just as it's starting to gain traction".
