Should the rich pay more tax? It's a big General Election debate #GE2015 #BBCNolan

Tax the rich. Squeeze the wealthy, raise more money to pay for vital services. That's a demand that keeps getting made. And it's an issue that is being debated big time in the general election campaign. Should the rich be paying more through wealth taxes - a mansion tax for instance? Or is this actually bad for the economy in the long run? Stephen talks to commentator Charlie Wolff, trade unionist Patrick Mulholland and we take your calls