Working Paper
Quantifying the impacts of expanding social protection on efficiency and equity
A large informal sector is a challenge for developing countries building up social protection systems. Expanding social safety nets reduces poverty, but financing them can increase the tax burden, potentially reducing availability of formal sector...
Working Paper
Tax-benefit microsimulation and income redistribution in Ecuador
The aim of this paper is to explore the redistributive effects of taxes and benefits in Ecuador using two different approaches: direct use of reported taxes and benefits in household survey data, and use of simulated taxes and benefits obtained from...
Working Paper
Policy transparency in the public sector
A well functioning system of public service delivery requires the definition and measurement of eligibility for services to be determined in a transparent and non-discretionary manner. This paper uses the case of the Productive Social Safety Net in...
Report
SOUTHMOD Country Report Viet Nam - VNMOD v1.0
View the latest VNMOD country report here. This report documents VNMOD, the SOUTHMOD model developed for Viet Nam. This work was carried out by the Central Institute for Economic Management (CIEM) in collaboration with KU Leuven and the project...
Working Paper
Unemployment insurance and income protection in Ecuador
This paper explores the role of the recently introduced unemployment insurance benefit (seguro de desempleo) in protecting incomes in case of unemployment in Ecuador. We use ECUAMOD, the tax-benefit microsimulation model for Ecuador, to simulate...
Working Paper
The distributional impact of tax and benefit systems in six African countries
This paper assesses the effects of public policies on income taxes and benefits in six African countries. The comparative analysis focuses on the distribution and composition of incomes and assesses the effect of these policies on inequality and...
Working Paper
Tax-benefit microsimulation model in developing countries
This study aims to expand the use of tax-benefit microsimulation tools in Indonesia. In particular, it reviews the feasibility of expanding SOUTHMOD, a tax-benefit microsimulation model being applied in developing countries that was developed based...
Report
SOUTHMOD country report Bolivia - BOLMOD v2.0
This report documents BOLMOD, the SOUTHMOD micrososimulation model developed for Bolivia. It describes the different tax–benefit policies in place, how the microsimulation model takes advantage of these different provisions, and the database on which...
Report
SOUTHMOD country report Colombia - COLMOD v2.3
This report documents COLMOD, the SOUTHMOD micrososimulation model developed for Colombia. It describes the different tax–benefit policies in place, how the microsimulation model takes advantage of these different provisions, and the database on...
Working Paper
Evaluating the impact of the 2023–2024 personal income tax reform in Rwanda
Establishing an equitable and efficient tax system is essential for reducing poverty, combating inequality, and fostering sustainable economic growth. Rwanda’s government has recognized this and implemented significant changes to the personal income...
Technical Note
Dealing with the oversimulation of taxes and benefits in SOUTHMOD microsimulation models
SOUTHMOD tax-benefit microsimulation models may in some cases oversimulate taxes or benefits, generating greater expenditure, a greater number of beneficiaries, or greater amounts of taxes or taxpayers than reported in administrative data. Drawing on...
Working Paper
Tax-benefit microsimulation model in Rwanda
This paper assesses the feasibility of developing a tax and benefit microsimulation model in Rwanda. Tax-benefit microsimulation can be used to explore ways in which national development goals can be achieved in a cost-effective manner, and to assess...
Working Paper
Social protection for working-age women in Tanzania
Tanzania has expanded its social protection framework significantly over the past decade, but the country continues to grapple with important gender inequalities. This paper examines, first, the evolution and effects of Tanzania’s social protection...
Report
SOUTHMOD country report Rwanda - RWAMOD v1.0
This report documents RWAMOD, the SOUTHMOD model developed for Rwanda. It describes the different tax-benefit policies in place, how the microsimulation model picks up these different provisions, and the database on which the model runs. It concludes...
Report
SOUTHMOD country report Viet Nam - VNMOD v3.3
This report documents VNMOD, the SOUTHMOD model developed for Viet Nam. This work has been carried out by the Central Institute for Economic Management (CIEM) in collaboration with UNU-WIDER and SASPRI. The results presented in this report are...
Report
SOUTHMOD country report Ecuador - ECUAMOD v4.2
This report documents ECUAMOD, the SOUTHMOD micrososimulation model developed for Ecuador. It describes the different tax–benefit policies in place, how the microsimulation model takes advantage of these different provisions, and the database on...