The Government is being cautioned against promising too much as the economic recovery continues.
It comes in the wake of figures yesterday showing the tax take for 2014 was €1.2bn higher than expected.
Taoiseach Enda Kenny has also pledged to cut income tax, create more jobs, and take steps that would see fewer people having to pay the Universal Social Charge.
Chief economist at Goodbody Stockbrokers Dermot O'Leary said an expected election in 2016 could not be allowed to sway economic policies.
"The major risk is that politics will trump economics and fiscal prudence," he said. "We have seen small signs recently that some of that prudence going by the wayside.
"I don’t think the Government is in a position to promise the moon and stars at this point in time."