By Sam Fowles It’s an election year. Politicians are giving us a barrage of policies. But we often forget to ask the most important question: will they actually work? In this column Sam Fowles take policies on their own terms and asks whether they solve the problem they’re supposed to solve. Rishi Sunak has made tax cuts the centrepiece of his election campaign. So it’s only fair to ask: will it work? What’s the Plan?Tax cuts, paid for by welfare cuts. National insurance will be cut by 2p for employees (costing approximately £10bn over five years) and eliminated entirely for the self-employed …