We investigate the relationship between the corporate income tax burden and firm size in South Africa using a panel dataset from companies' tax returns. We find that medium-sized companies are experiencing the lowest effective tax rate, while the smallest companies are facing the highest...

The German corporate tax reform of 2008 has brought about important cuts in corporate tax rates, which were at the same time accompanied by significant changes in the determination of the tax base for both major German corporate taxes - corporate income tax and trade tax. The reform followed the...

This study provides a survey on corporate taxes around the world. Our analysis has three main objectives. First, we collect tax data and calculate (forward-looking) effective tax measures for a large sample of countries and recent years. We particularly describe how these measures vary over time...