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Global Tax Program

Policy Research Working Paper May 15, 2025

VAT Exemptions, Embedded Tax, and Unintended Consequences

This paper examines the impact of VAT exemptions on prices, drawing on a VAT model based on input-output table and household budget survey data for 29 European countries. Simulation results highlight the non-transparent, unpredictable and counterproductive indirect effects of VAT exemptions that arise from the non-deductibility of input tax.

GTP Annual Progress Report 2024

In this Annual Progress Report, learn more about the highlights and results achieved by the GTP during the Fiscal Year 2024.

Policy Research Working Paper May 31, 2023

Measuring Tax Progressivity in Low-Income Countries

This paper examines and assesses the potential approaches that may be adopted to measure the progressivity of tax systems, and proposes a set of metrics to assess tax progressivity in low-income International Development Association (IDA) countries

Report June 2, 2023

Strengthening Personal Income Taxation in Senegal - Case Study (English)

This project uses new administrative tax data to describe the current state of the personal income tax (PIT) in Senegal discusses ways in which it can be improved.

Policy Research Working Paper June 15, 2023

How Do Agricultural Import Tariffs Affect Men and Women Smallholders? Evidence from Bangladesh

Using newly available customs data from Bangladesh, along with additional administrative and survey data, this study examines how variation in import tariffs on key agricultural inputs affects men’s and women’s agricultural employment and production—given a high degree of segmentation among men and women in different agricultural activities.

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