The low corporate tax (and the 1:2.25 differential between it and the income tax) encourages a lot of tax shifting.

FORBES: The Scandinavian Model

The kiddie tax law was originally established to prevent well-off families from abusing the strategy of shifting unearned income to their children, where it would be taxed at a lower tax rate than their own.

FORBES: The New Kiddie Tax

Anticipation of at least some higher tax rates has already resulted in income shifting that will, ironically, result in higher tax revenues this year but a relative dearth after higher tax rates come into effect.

FORBES: Who is serious about limiting taxes?

Australia released draft revisions to tax laws on Thursday, which it said were designed to stop big firms, including the local arm of Google, from shifting their income to countries such as Holland or Ireland where the tax rates are lower.

FORBES: Why Australia Might Be Able To Tax Google In A Way The UK Cannot