Jeremy Hunt is set to announce the Spring Budget later today, in what could be the final budget before the general election. The Chancellor is expected to announce that the National Insurance rate will be reduced by a further two percentage points. The Times claims Mr Hunt will suggest the rate reduction is worth a total of £900 for the average worker. This figure takes into account the two percentage point cut that was announced in the Chancellor’s Autumn Budget last year. Analysis carried out by HW Fisher found that a reduction in the main rate of National Insurance would mean a saving of £4…