The eagerly awaited Inland Revenue tax research report was released on Wednesday. Revenue Minister David Parker has suggested this provides evidence the super-wealthy are paying much lower tax rates than many ordinary New Zealanders. It's not quite as simple as that, and we don’t yet know how the Government proposes closing this gap (if it does at all), but tax policy looks set to be a key battleground in the lead-up to the election in October. Watch this space.