trades union

"Over the coming weeks, we will continue consultation with our trades unions," said Prof Maguire.

Three trades unions with members working at the plant are opposing Tata's plans and urging the company to keep one blast furnace running while the EAF is built.

The proposal to increase pensions came from the trades unions - but was opposed by the Swiss government, parliament, and business leaders, who argued it was unaffordable.

Major donors to the committee include building trades unions, nurses and firefighters associations, and the California Real Estate PAC.

The TUC, the umbrella body for the UK's trades unions, described the move back to bonuses as "obscene".