Statistics have nothing to do with it. Either the incentive exists, or it doesn't. Ask for a citation/study/logical-argument on that, not statistics. But bear

Statistics have nothing to do with it. Either the incentive exists, or it doesn't. Ask for a citation/study/logical-argument on that, not statistics. But bear in mind: Statistics could indicate the extent that the incentive is having on the incentivized population group, if at all.