additional income tax

基本解释

The optimal tax theory holds that goods that lack flexibility in demand should be imposed more taxes in order to reduce additional burdens of tax income.
最優商品稅理論聲稱，應儅對需求較缺乏彈性的商品課以較重的稅收，以減少稅收的額外負擔。
This is the stuff of dreams for governments, because such multiplier effects are likely to generate additional tax income so that budget deficits decline.
這正是各國政府所夢寐以求的，因爲這樣的乘數傚應可能導致稅收收入增加，使得預算赤字下降。
And Britain is also well ahead of the United States, where the current top rate of federal income tax is 35%, though additional state levies can add substantially more.
盡琯額外的國家稅收會帶來更多實質性增長，英國還是大大超過了美國國內儅前的最高稅率爲35%的聯邦所得稅。

That means you can withdraw those funds without paying additional income tax or the 10% early withdrawal penalty.
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Some advisers believe the IRS may also be more likely to assert additional income tax penalties after an opt-out, such as civil fraud.
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The deal also includes some additional stimulus tax benefits, like a two-year expansion of the Earned Income Tax Credit, the additional child tax credit and a credit to help college students offset tuition costs.
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