Microsimulation

Microsimulation

Journal articles

  • Gasior, K., Leventi, C., Noble, M., Wright, G. and Barnes, H. (2022) ‘The distributional impact of tax and benefit systems in five African countries’. International Journal of Sociology and Social Policy, 42(1/2), 92–105.
  • Wright, G., Noble, M., Barnes, H., Moechtar, A., McLennan, D., Yusuf, A. A., Gasior, K. and Muyanto, R. (2021) ‘Estimating the distributional impacts of the COVID-19 pandemic and the remedial tax and benefit policies on poverty in Indonesia’. International Journal of Microsimulation, 14(2), 50–80. 
  • Barnes, H., G. Espi-Sanchis, M. Leibbrandt, D. McLennan, M. Noble, J. Pirttilä, W. Steyn, B. van Vrede and Wright, G. (2021) ‘Analysis of the distributional effects of COVID-19 and state-led remedial measures in South Africa’. International Journal of Microsimulation, 14(2): 2-31.
  • Decoster, A., Pirttilä, J., Sutherland, S. and Wright, G. (2019) ‘SOUTHMOD: Modelling tax-benefit systems in developing countries’. International Journal of Microsimulation, 12(1): 1-12.
  • Wright, G., Leyaro, V., Kisanga, E. and Byaruhanga, C. (2019) ‘Policy transparency in the public sector: The case of social benefits in Tanzania’. International Journal of Microsimulation, 12(1): 83-104.

Working papers

  • McLennan, D., M. Noble, G. Wright, H. Barnes and Masekesa, F. (2021) Exploring the quality of income data in two African household surveys for the purpose of tax-benefit microsimulation modelling: Imputing employment income in Tanzania and Zambia. WIDER Working Paper 2021/134. Helsinki: UNU-WIDER. Click here to download a copy.
  • Gasior, K., McLennan, D., Kalikeka, M., Bwalya, M. and Jouste, M. (2021) Towards greater poverty reduction in Zambia: Simulating potential Cash Plus reforms using MicroZAMOD. WIDER Working Paper 2021/164. Helsinki: UNU-WIDER. Click here to download a copy.
  • Waiswa, R., J. Lastunen, G. Wright, M. Noble, J.Okello Ayo, M.Isingoma Nalukwago, T. Kaidu Barugahara, S. Kavuma, I. Arinaitwe, M. Mwesigye, W. Asiimwe and P. Rattenhuber (2021) An assessment of presumptive tax in Uganda: Evaluating the 2020 reform and four alternative reform scenarios using UGAMOD, a tax-benefit microsimulation model for Uganda. WIDER Working Paper 2021/163. Helsinki: UNU-WIDER. Click here to download a copy.
  • Lastunen, J., Rattenhuber, P., Adu-Ababio, K., Gasior, K., Jara, H. X., Jouste, M., McLennan, D., Nichelatti, E., Oliveira, R. C., Pirttilä, J., Richiardi, M. and Wright, G. (2021) The mitigating role of tax and benefit rescue packages for poverty and inequality in Africa amid the COVID-19 pandemic. WIDER Working Paper 2021/148. Helsinki: UNU-WIDER. Click here to download a copy.
  • Steyn, W., Sithole, A., Ngobeni, W., Muwanga-Zake, E., Barnes, H., Noble, M., McLennan, D., Wright, G. and Gasior, K. (2021) Simulating personal income tax in South Africa using administrative data and survey data. A comparison of PITMOD and SAMOD for tax year 2018. WIDER Working Paper 2021/120. Helsinki: UNU-WIDER. Click here to download a copy.
  • Barnes, H., G. Espi-Sanchis, M. Leibbrandt, D. McLennan, M. Noble, J. Pirttilä, W. Steyn, B. van Vrede and G. Wright (2021) Analysis of the distributional effects of COVID-19 and state-led remedial measures in South Africa. WIDER Working Paper 2021/68. Helsinki: UNU-WIDER. Click here to download a copy.
  • Wright, G., Noble, M., Barnes, H., Moechtar, A., McLennan, D., Yusuf, A. A., Gasior, K. and Muyanto, R. (2021) Estimating the distributional impacts of the COVID-19 pandemic and the remedial tax and benefit policies on poverty in Indonesia. CeMPA Working Paper Series, 02/21. Colchester: University of Essex Click here to download a copy.
  • Kisanga, E., V. Leyaro, W. Matenga, M. Noble, H. Barnes and G. Wright (2021) Assessing the distributional impact of lowering the value-added tax rate for standard-rated items in Tanzania and options for recouping revenue losses. WIDER Working Paper 2021/38. Helsinki: UNU-WIDER. Click here to download a copy.
  • Khalfan, T., E. Kisanga, V. Leyaro, F. Masekesa, M. Noble and G. Wright (2020) Exploring options for a universal old age pension in Tanzania Mainland. WIDER Working Paper 2020/81. Helsinki: UNU-WIDER. Click here to download a copy.
  • Kavuma, S.N., Byaruhanga, C., Musoke, N., Loke, P., Noble, M. and Wright, G. (2020) An analysis of the distributional impact of excise duty in Uganda using a tax-benefit microsimulation model. WIDER Working Paper 2020/70. Helsinki: UNU-WIDER. Click here to download a copy.
  • Leyaro, V., F. Masekesa, R. Ramadhan, E. Kisanga, M. Noble, and G. Wright (2020) Tax-benefit microsimulation modelling in Zanzibar: A feasibility study. WIDER Working Paper 2020/15. Helsinki: UNU-WIDER. Click here to download a copy.
  • Gcabo, R., Moche, B., Steyn, W., Moahlodi, B., Pirttila, J., Noble, M., Wright, G., Barnes, H. and Masekesa, F. (2019) Modelling value-added tax (VAT) in South Africa: Assessing the distributional impact of the recent increase in the VAT rate and options for redress through the benefits system. WIDER Working Paper 2019/13. Helsinki: UNU-WIDER. Click here to download a copy.
  • Wright, G., Barnes, H., Noble, M., McLennan, D. and Masekesa, F. (2018) Assessing the quality of the income data used in SAMOD, a South African tax-benefit microsimulation model. WIDER Working Paper 2018/173. UNU-WIDER: Helsinki. Click here to download a copy.
  • Gasior, K., Leventi, C., Noble, M., Wright, G. and Barnes, H. (2018) The distributional impact of tax and benefit systems in six African countries. WIDER Working Paper 2018/155. UNU-WIDER: Helsinki.  Click here to download a copy.
  • Wright, G., Noble, M., Barnes, H., McLennan, D. and Mpike, M. (2016) Updating NAMOD, a Namibian tax-benefit microsimulation model. WIDER Working Paper 2016/143. UNU-WIDER: Helsinki.  Click here to download a copy.
  • Wright, G., Noble, M., Barnes, H., McLennan, D. and Mpike, M. (2016) SAMOD, a South African tax-benefit microsimulation model: recent developments. WIDER Working Paper 2016/115. UNU-WIDER: Helsinki.  Click here to download a copy.
  • Barnes, H., Castelo, V., Castigo, F., Cruz, A., Mpike, M., Noble, M. and Wright, G. (2016) Tax-benefit microsimulation modelling In Mozambique: A feasibility study. WIDER Working Paper 2016/27. UNU-WIDER: Helsinki.  Click here to download a copy.
  • Leyaro, V., Kisanga, E., Wright, G., Barnes, H. and Mpike, M. (2015) Tax-benefit microsimulation modelling in Tanzania: A feasibility study. WIDER Working Paper 2015/145. UNU-WIDER: Helsinki.  Click here to download a copy.
  • Kangasniemi, M., Barnes, H., Wright, G. and Mpike, M. (2015) Tax-benefit microsimulation modelling in Zambia. WIDER Working Paper 2015/121. UNU-WIDER: Helsinki.  Click here to download a copy.

Country reports

INDOMOD

  • Barnes, H., M. Noble and G. Wright (2021) INDOMOD Country Report: Indonesia – INDOMOD V2.0. Report for UNICEF Indonesia.
  • Barnes, H., M. Noble and G. Wright (2020) INDOMOD Country Report: Indonesia – INDOMOD V1.3. Report for UNICEF Indonesia.

MOZMOD

  • Castelo, V., F. Castigo, J. Cardoso, M. Noble and G. Wright (2021) SOUTHMOD Country Report: Mozambique – MOZMOD V2.6A. Helsinki: UNU-WIDER.
  • Castelo, V., F. Castigo, J. Cardoso, M. Noble and G. Wright (2020) SOUTHMOD Country Report: Mozambique – MOZMOD V2.6. Helsinki: UNU-WIDER.
  • Castelo, V., F. Castigo, A. Cruz, C. Byaruhanga, D. McLennan, M. Noble and G. Wright (2017) SOUTHMOD Country Report: Mozambique – MOZMOD V2.0. Helsinki: UNU-WIDER. Click here to download a copy

TAZMOD

  • Leyaro, V., E. Kisanga, M. Noble, G. Wright and H. Barnes (2021) SOUTHMOD Country Report: Tanzania – TAZMOD V2.1. Helsinki: UNU-WIDER.
  • Leyaro, V., E. Kisanga, M. Noble, G. Wright and D. McLennan (2019) SOUTHMOD Country Report: Tanzania – TAZMOD V1.8. Helsinki: UNU-WIDER.
  • Leyaro, V., E. Kisanga, M. Noble, G. Wright and D. McLennan (2017) SOUTHMOD Country Report: Tanzania – TAZMOD v1.6. Helsinki: UNU-WIDER. Click here to download a copy.

MicroZAMOD

  • Nakamba-Kabaso, P., S. Nalishebo, F. Muleya, M. Kalikeka, C. Byaruhanga, J. Jele, D. McLennan, M. Noble and G. Wright (2020) SOUTHMOD Country Report Zambia – MicroZAMOD V2.4. Helsinki: UNU-WIDER.
  • Nakamba-Kabaso, P., S. Nalishebo, F. Muleya, D. McLennan, C. Byaruhanga, M. Noble, G. Wright and M. Kangasniemi (2019) SOUTHMOD Country Report: Zambia – MicroZAMOD V2.0. Helsinki: UNU-WIDER. 
  • Nakamba-Kabaso, P., S. Nalishebo, D. McLennan, M. Kangasniemi, M. Noble and G. Wright (2017) SOUTHMOD Country Report: Zambia – MicroZAMOD V2.0. Helsinki: UNU-WIDER. Click here to download a copy.

Uganda

  • Waiswa, R., J.Okello Ayo, M. Noble, C. Byaruhanga, S. Kavuma and G. Wright (2020) SOUTHMOD Country Report: Uganda – UGAMOD V1.4’. Helsinki: UNU-WIDER.

Policy briefs

  • Waiswa, R., J. Lastunen, G. Wright, M. Noble, J.Okello Ayo, M.Isingoma Nalukwago, T. Kaidu Barugahara, S. Kavuma, I. Arinaitwe, M. Mwesigye, W. Asiimwe and P. Rattenhuber (2021) ‘New directions for presumptive tax In Uganda’. WIDER Policy Brief 2021/8. Helsinki: UNU-WIDER. Click here to download a copy.
  • Gasior, K., M. Kalikeka, D. McLennan, M. Bwalya and M. Jouste (2021) ‘Towards greater poverty reduction in Zambia: Simulating potential Cash Plus reforms’. WIDER Policy Brief 2021/7. Click here to download a copy.
  • Kisanga, E., V. Leyaro, M. Noble, R.C. Oliveira, P. Rattenhuber and G. Wright (2021) ‘Limited impact of the tax-benefit system in Tanzania during the Covid-19 pandemic in 2020’. WIDER Policy Brief 2021/6. Helsinki: UNU-WIDER. Click here to download a copy.
  • Lastunen, J., G. Wright, M. Noble, R. Waiswa, J. Okello Ayo and N. Milly Isingoma (2021) ‘Distributional Effects Of The Covid-19 Pandemic In Uganda’. WIDER Policy Brief 2021/5. Click here to download a copy. 
  • Barnes, H., G. Espi-Sanchis, M. Leibbrandt, D. McLennan, M. Noble, J. Pirttilä, W. Steyn, B. van Vrede, and G. Wright (2021). ‘The distributional impact of COVID-19 and the state emergency packages in South Africa’, SA-TIED Policy Brief 4/21. Helsinki: UNU-WIDER. Click here to download a copy.
  • Cardoso, J., V. Castelo, F. Castigo, M. Noble, R.C. Oliveira, P. Rattenhuber and G. Wright (2021) ‘The role of tax-benefit policies during the Covid-19 pandemic in 2020 in Mozambique’. WIDER Policy Brief 2021/3. Helsinki: UNU-WIDER. Click here to download a copy.
  • Kalikeka, M., M. Bwalya, K. Adu-Ababio, K. Gasior, D. Mclennan and P. Rattenhuber (2021) ‘Distributional effects of the COVID-19 pandemic in Zambia’. WIDER Policy Brief 2021/2. Helsinki: UNU-WIDER. Click here to download a copy.

Technical notes

  • Gasior, K., Barnes, H., Jouste, M., Lastunen, J., Mclennan, D., Noble, M., Oliveira, R. C. and Wright, G. (2021) Full-year adjustment for modelling COVID-19 policies in SOUTHMOD tax-benefit microsimulation models. WIDER Technical Note 2021/18. Helsinki: UNU-WIDER. Click here to download a copy.
  • McLennan, D. (2021) Iterative proportional fitting for reweighting input data in SOUTHMOD microsimulation models. WIDER Technical Note 2021/17. Helsinki: UNU-WIDER. Click here to download a copy.
  • Barnes, H., McLennan, D., Noble, M. and Wright, G. (2021) Exploring the quality of income data in two South African household surveys which underpin SAMOD. WIDER Technical Note 2021/15. Helsinki: UNU-WIDER. Click here to download a copy.
  • Noble, M. (2021) How to implement sub-national poverty lines in a SOUTHMOD country model using conditional constants: The case of UGAMOD. WIDER Technical Note 2021/3. Helsinki: UNU-WIDER. Click here to download a copy.

Other

  • Wright, G., Noble, M. and Barnes, H. (2021) Microsimulation analysis by SASPRI for the project on the Rapid Assessment on the Implementation and Utilisation of the Special R350 Covid-19 Social Relief of Distress (COVID-SRD) Grant: Modelling options for the continuation of a COVID-SRD Grant (05/06/21). Report for the Department of Social Development, RSA.
  • Wright, G. and Mpike, M. (2021) ‘A South African tax and benefit microsimulation model’ in Department of Social Development Social Security Review 2021: Evolution of Social Security in South Africa – An Agenda for Action. Pretoria: Department of Social Development. Pages 92-97. ISBN:978-0-621-44817-7.