São Tomé and Príncipe is very open and highly depends on imports resulting in high indirect tax revenue. At the same time, the production and export base are very narrow, leaving the authorities with a small domestic tax base. For these reasons, the country compares unfavorably with...

This paper examines the relative merits of two dominant economic instruments for reducing pollution—”green” taxes and tradable permits. Theoretically, the two instruments share many similarities, and on balance, neither seems preferable to the other. In practice, however, most countries...

The IMF has advised country authorities to roll back tax expenditures as a way to support fiscal consolidation efforts—urging them to evaluate tax expenditures according to clear criteria, and assessing their impact on public finances, economic efficiency, equity, and administrative and...

This paper recommends a system of upstream taxes on fossil fuels, combined with refunds for downstream emissions capture, to reduce carbon and local pollution emissions. Motor fuel taxes should also account for congestion and other externalities associated with vehicle use, at least until...

This study focused on environmental tax measures, and on allocation, pricing, and taxation of Iceland’s major hydropower and geothermal resources. Measures to secure the tax base for the corporate income tax (CIT) are proposed. Taxation of the financial sector can be improved by a number...

This Technical Assistance Report focuses on continued modernization of the Malian tax system and administration. The crisis that has afflicted Mali since 2012 has had an adverse economic impact, reflected in a 25 percent decline in government resources and negative growth of -1.2 percent....

This paper examines tax policy and tax reforms in Uganda. Using household survey evidence, the paper identifies which taxes are progressive and investigates whether tax reforms have made the poor better or worse off. Household survey analysis reveals that some of the tax reforms implemented in...

Public sector revenue has declined markedly in the Philippines over the past seven years. Most observers of the Philippine economy agree that rebuilding public sector revenue will be critical to reducing deficits and ensuring public sector debt sustainability. This paper reviews several of the...

Empirical evidence on the relationship between trade liberalization, exchange rates, and tax revenue is mixed. This paper examines these linkages anew. Using a panel of 22 countries in Sub-Saharan Africa, over 1980-1996, we perform Generalized Method of Moment regressions to test this...

In recent years, the IMF has released a growing number of reports and other documents covering economic and financial developments and trends in member countries. Each report, prepared by a staff team after discussions with government officials, is published at the option of the member country.