TY - BOOK ED - Great Britain. TI - The exchequer effect of the 50 per cent additional rate of income tax SN - 9781845329662 PY - 2012/// CY - [London] PB - HM Revenue & Customs KW - Income tax KW - Great Britain KW - Budget KW - Taxation N1 - "March 2012."; Available online at: http://www.hmrc.gov.uk/budget2012/excheq-income-tax-2042.pdf UR - http://www.hmrc.gov.uk/budget2012/excheq-income-tax-2042.pdf ER -