politics

There are ways to justify this (decreasing marginal tax rates are consistent with optimal tax theory, as you get the incentive effect without the reduction in revenue on the hours that people would work anyway), but in general I'm kinda worried about tax policy being driven by memetics. Becomes a complexity nightmare.

We’d be far better off with a tax system that doesn’t require mass financial surveillance to effectively combat tax evasion

This is why a transaction tax (that exempts goods that take up most of the budgets of the bottom 50% of earners) is—to me at least—preferable