The Sinn Féin leader says Enda Kenny believes the Irish public is stupid, if he refuses to discuss questions on economic jargon.

The party says the three major parties need to withdraw their election manifestos - after claiming to find a major flaw in their calculations.

Meanwhile the Social Democrats have today launched their election campaign, promising to lower the cost of living by lowering childcare, education and transport costs.

Meanwhile Fianna Fail has criticised the government record on housing.

Our political correspondent Gavan Reilly reports.