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Taxpayer responsiveness to taxation: Evidence from bunching at kink points of the South African income tax schedule

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  • Neryvia Pillay Bell

Abstract

I apply the bunching methodology to South African administrative tax data over the period from 2011 to 2017 to investigate the responsiveness of individual taxpayers to changes in marginal personal income tax rates. I find significant evidence of bunching among the self-employed but no evidence of bunching among wage earners. Among the self-employed, bunching is […]

Suggested Citation

  • Neryvia Pillay Bell, 2021. "Taxpayer responsiveness to taxation: Evidence from bunching at kink points of the South African income tax schedule," Working Papers 851, Economic Research Southern Africa.
    • Handle: RePEc:rza:wpaper:851
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    1. Sören Blomquist & Whitney K. Newey & Anil Kumar & Che-Yuan Liang, 2021. "On Bunching and Identification of the Taxable Income Elasticity," Journal of Political Economy, University of Chicago Press, vol. 129(8), pages 2320-2343.
    2. Raj Chetty & John N. Friedman & Tore Olsen & Luigi Pistaferri, 2011. "Adjustment Costs, Firm Responses, and Micro vs. Macro Labor Supply Elasticities: Evidence from Danish Tax Records," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 126(2), pages 749-804.
    3. Weber, Caroline E., 2014. "Toward obtaining a consistent estimate of the elasticity of taxable income using difference-in-differences," Journal of Public Economics, Elsevier, vol. 117(C), pages 90-103.
    4. Bastani, Spencer & Selin, Håkan, 2014. "Bunching and non-bunching at kink points of the Swedish tax schedule," Journal of Public Economics, Elsevier, vol. 109(C), pages 36-49.
    5. Emmanuel Saez, 2010. "Do Taxpayers Bunch at Kink Points?," American Economic Journal: Economic Policy, American Economic Association, vol. 2(3), pages 180-212, August.
    6. Bertanha, Marinho & McCallum, Andrew H. & Seegert, Nathan, 2023. "Better bunching, nicer notching," Journal of Econometrics, Elsevier, vol. 237(2).
    7. Wian Boonzaaier & Jarkko Harju & Tuomas Matikka & Jukka Pirttilä, 2019. "How do small firms respond to tax schedule discontinuities? Evidence from South African tax registers," International Tax and Public Finance, Springer;International Institute of Public Finance, vol. 26(5), pages 1104-1136, October.
    8. Amina Ebrahim & Kezia Lilenstein, 2019. "Gender and the South African labour market: Policy relevant research possibilities using South African tax data," WIDER Working Paper Series wp-2019-31, World Institute for Development Economic Research (UNU-WIDER).
    9. Raj Chetty & Emmanuel Saez, 2013. "Teaching the Tax Code: Earnings Responses to an Experiment with EITC Recipients," American Economic Journal: Applied Economics, American Economic Association, vol. 5(1), pages 1-31, January.
    10. Emmanuel Saez & Joel Slemrod & Seth H. Giertz, 2012. "The Elasticity of Taxable Income with Respect to Marginal Tax Rates: A Critical Review," Journal of Economic Literature, American Economic Association, vol. 50(1), pages 3-50, March.
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    12. Henrik J. Kleven & Mazhar Waseem, 2013. "Using Notches to Uncover Optimization Frictions and Structural Elasticities: Theory and Evidence from Pakistan," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 128(2), pages 669-723.
    13. Johannes Hermanus Kemp, 2019. "The Elasticity of Taxable Income: The Case of South Africa," South African Journal of Economics, Economic Society of South Africa, vol. 87(4), pages 417-449, December.
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    Cited by:

    1. Samuel Bryson & Evaristo Mwale & Kwabena Adu-Ababio, 2024. "Minimum wage and tax kink effects in the formal and informal sector in Zambia," WIDER Working Paper Series wp-2024-10, World Institute for Development Economic Research (UNU-WIDER).
    2. Samuel Bryson & Kwabena Adu-Ababio & Evaristo Mwale & John Rand, 2023. "Differential bunching impacts across the income distribution: Evidence from Zambian tax administrative data," WIDER Working Paper Series wp-2023-142, World Institute for Development Economic Research (UNU-WIDER).

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    More about this item

    Keywords

    Financial Accounting; fiscal policy; Government spending; International trade; South Africa;
    All these keywords.

    JEL classification:

    • H2 - Public Economics - - Taxation, Subsidies, and Revenue
    • H24 - Public Economics - - Taxation, Subsidies, and Revenue - - - Personal Income and Other Nonbusiness Taxes and Subsidies
    • I2 - Health, Education, and Welfare - - Education
    • O1 - Economic Development, Innovation, Technological Change, and Growth - - Economic Development
    • O12 - Economic Development, Innovation, Technological Change, and Growth - - Economic Development - - - Microeconomic Analyses of Economic Development
    • O4 - Economic Development, Innovation, Technological Change, and Growth - - Economic Growth and Aggregate Productivity

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