supertax

n.

附加税；

vt.

对…征收附加税；

1. Britain's chancellor imposed a supertax on bankers' bonuses in Britain.
   英国财政大臣对英国银行业高管的奖金强征附加税。
2. Bankers have described the supertax as confirmation of the UK's hostility to finance.
   银行家形容，附加税证实了英国对金融业的敌意。

How about a Supertax on Blair?
Blair Urged to Bring Back Supertax
SUPERTAX AND COLLECTION AT SOURCE IN THE ENGLISH INCOME TAX LAW
MedEconomics: How to avoid the 50% supertax rate
Labour MP Calls for Supertax on Pounds 40,000-a-Week David Beckham
Ditch Supertax to Stop 9,000 Bankers Leaving City, Boris Warns Tories [Edition 2]
News round up: Ivan Lewis 'faces sack' for 'supertax' call
WITH SPECIAL REFERENCE TO CHANGES IN THE CONCENTRATION OF SUPERTAX ABLE INCOMES IN SOUTH AFRICA: July, 1915–Jane, 1943.
Tax Rises Bore a Hole in the New Labour Soul ; the Proposed New Supertax Is Little Help Economically and Could End Up Damaging the P...
9,000 BANKERS TO QUIT CITY BORIS ; MAYOR IN BATTLE . WITH TORIES OVER 'SUPERTAX' THREATMAJOR BANKS TELL . CITY HALL OF PLANS TO MOVE...