This paper studies an optimal tax problem for a small open economy where collecting taxes is costly. It is shown that, in the presence of collection costs modeled as an increasing function of the tax rate: (a) the standard rules of optimal commodity taxation (the Ramsey, the inverse elasticity,...

This paper discusses important tax policy issues facing developing countries today. It views tax policy from both the macroeconomic perspective, which focuses on broad questions such as the level and composition of tax revenue, and the microeconomic perspective, which focuses on certain design...

This paper discusses assessment of income on the basis of approximate indicators as opposed to conventional records. Such a method of assessment, known as presumptive income taxation, is widely used in many developing and industrial countries; however, it has been neglected in public finance...

This paper presents a model to determine the tax effort and tax capacity of 113 countries and the main variables on which they depend. The results and the model allow a clear determination of which countries are near their tax capacity and which are some way from it, and therefore, could...

Despite recording double digit growth since 2000, Armenia's tax-to-GDP ratio has been fairly stable at about 14½ percent. This paper catalogues a range of factors that may account for Armenia's stubbornly for tax collection by benchmarking Armenia's tax-to-GDP against some comparator...

This paper provides an updated overview of tax incentives for business investment. It begins by noting that tax competition is likely to be a major force driving countries' tax reforms, and discusses tax incentives as a possible response to this. This is complemented by other arguments for and...

In recent years the level of taxation of many developing countries has changed dramatically over relatively short periods. These changes are too large and too sudden to attribute fully to a deterioration in tax administration or to changes in the traditional determinants of tax levels. The paper...

With the public finances of many developing and emerging market countries still heavily dependent on trade tax revenues, further trade liberalization may be hindered unless they are able to develop alternative sources of revenue. While there is now a well-established body of theory and policy...

This paper provides a conceptual overview of economists' attempts to learn about the effects of taxes on extractive resources. The emphasis is on research methods and techniques, with no attempt to provide a comprehensive tabulation of previous empirical results or policy conclusions regarding...