Environmentally related taxes are an important instrument for governments to shape relative prices of goods and services. The characteristics of such taxes included in the database (e.g. revenue, tax base, tax rates, exemptions, etc.) are used to construct the environmentally related tax...

Tax wedge is defined as the ratio between the amount of taxes paid by an average single worker (a single person at 100% of average earnings) without children and the corresponding total labour cost for the employer. The average tax wedge measures the extent to which tax on labour income...

How do taxes and charges for transport in, for example, France compare with those in Germany? Do hauliers in one country pay more than in the other, and what impact does this have on the profitability of haulage in each country? Is the impact of an increase in tax on diesel the same in each...

How should governments tax e-commerce? What does e-commerce mean for existing international tax principles and systems? What are the administrative challenges of taxing e-commerce, and how can these be tackled? How can governments harness the new technology to improve taxpayer service and reduce...

This background paper describes five different tools that can be used for the assessment of tax incentives by governments in low income countries' (LICs). The first tool (an application of cost-benefit analysis) provides an overarching framework for assessment. Evaluations of the various costs...

The past decade has witnessed a significant increase in cross-border capital flows and a pronounced shift in their composition towards portfolio investment, with much of the capital under management by mutual funds or "collective investment institutions" resident in OECD countries, as well as in...