RT Book, Section A1 OECD T1 Value Added Taxes Yield, Rates and Structure JF Consumption Tax Trends YR 2011 FD Mar 16 SP 63 OP 103 AB It is probably unprecedented in the long history of taxes that a specific – and somewhat conceptually complex – tax mechanism has spread around the world in less than a half century. Limited to less than 10 countries in the late 1960s, Value Added Tax (VAT or, in several countries, Goods and Services Tax – GST),1 is today an essential source of revenue in more than 150 countries (Annex B). PB Organisation for Economic Co-operation and Development DO 10.1787/ctt-2010-7-en UL http://www.oecd-ilibrary.org/;jsessionid=ckq8bfo7rtnml.x-oecd-live-01content/chapter/ctt-2010-7-en