The board needs to line up support for a strong stand to extract concessions from the custodians' union.

But as a condition for this aid, he said the city would have to extract concessions from its workers.

As their price for staying in his coalition, they have extracted considerable concessions.

American's pilots are also expected to try to extract concessions from management before they give their approval.

But the producers have already extracted similar concessions from the directors' union.

Even then, the threat of an American withdrawal may be the only way to extract real concessions.

But he did so only after his negotiators had extracted key concessions.

Each man is under pressure at home to extract concessions from the other.

He "signed" a peace deal with the government after extracting enormous concessions.

Russia will also be able to extract even greater political concessions in exchange for supplying gas and oil.