Hot air from top Tories buoyed the economy today but it's set to sink again after crawling out of recession with a 1 per cent rise in GDP.
Two-fifths of the boost was thanks to "government and other services," and a chunk of that was one-off cash from Olympics ticket sales.
David Cameron, George Osborne and other rightwingers seized on the increase but economists warned that Britain is heading for an unprecedented triple-dip downturn.
Professor Roger Seifert of Wolverhampton Business School said the country has "a stagnant economy with no real sign of improvement" and Rob Donaldson from accountants Baker Tilly said the economy remains "flat on its back."
Details from the Office for National Statistics showed that the building industry's contribution had dropped again, by 2.5 per cent over the past three months.
Unite general secretary Len McCluskey said: "Too much of the growth is centred on London and the service sector."
He said the economy was "still stuck on the starting blocks" and pointed to the huge number of families relying on food banks and rising levels of long-term unemployment.
Shadow chancellor Ed Balls said: "This is no time for complacency and wishful thinking. Underlying growth remains weak and our economy is only just back to the same size as a year ago.
"We need long-term changes to make our economy stronger."
Unison leader Dave Prentis said Britain's economy was still "scraping along the bottom."
And Prudential investment chief Andy Brown warned: "Celebration at this point may be an overreaction."
Foreign Minister Alistair Burt's admission that the Cameron government has "supported" a survey of attitudes to US drone strikes in Pakistan's tribal areas amounts to a tacit admission of British involvement.