Identifying Tax Implicit Equivalence Scales

FR AZPITARTE, J van de Ven, N Herault

Melbourne Institute of Applied Economic and Social Research, The University of Melbourne | Published : 2014


This paper describes a simple and tractable method for identifying equivalence scales that reflect the value judgements implicit in a tax and benefits system. The approach depends upon two assumptions that are standard in the literature concerned with inequality and tax progressivity, in addition to a functional description for transfer payments that can be estimated using common micro-data sources. We use this approach to evaluate tax implicit equivalence scales for the UK transfer system that applied in April 2009. The tax implicit scales that we identify for the UK vary positively with tax unit size and are decreasing in gross earnings, reflecting recent econometric estimates based on con..

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