The ASI's briefing paper, A Flat Tax for the UK—A Practical Reality by Richard Teather, has been cited in Taiwan, leading them to conclude that "the government should evaluate the adoption of a flat tax system to simplify the tax system and to promote tax equity". A Flat Tax for the UK has had an impact on the policy debate in Australia, Greece, Slovenia, as well in the  IMF. Perhaps it is time the UK follows suit.