Is the gap between rich and poor too wide? #BBCNolan

Inequality in pay has grown to a level not seen since the 1950s. And it's not good for the economy. Who said that? The Irish Congress of Trade Unions? Labour leader Ed Miliband? No it was DUP politician Sammy Wilson, writing in the News Letter. Sammy's not one of the Assembly's left wing crusaders. But if he's worried about inequality, should we all be? Is the gap between rich and poor too wide? Is it time to tax the rich more heavily, or push the idea of a Living Wage, offering more than the minimum wage? Tara gets the views of Sammy Wilson, Ryan Bourne from free-market think tank the Institute of Economic Affairs and trade unionist Bumper Graham