European Union law has an increasing impact on the development of Member States' taxation powers. This is particularly evident in the case of sub-central entities, such as the Autonomous Communities. These limits are themselves in a process of transformation, so it is not always easy to know in...

There are a number of economic costs associated with taxes, some of which unfortunately, are almost always ignored or misunderstood. The direct and most visible cost of taxes is simply the tax itself. It is the amount of earnings that individuals or businesses forego when they pay taxes. Put...