We set up a simple political economy model where economic integration raises the profitability of multinational firms. In this setting redistributive taxation may rise following economic integration, if the effects of the widened income gap dominate the higher excess burden of the tax.

The EU Single Market and the Maastricht Treaty are now aged 25. In this short history many events marked the way: the creation of EMU in 1999, the introduction of the euro in 2002, and the great EU enlargement starting in 2004. And lastly - for the first time - with the Brexit a reverse of the...

The paper analyzes the effects of a regionally coordinated profit tax in a model with three active countries, one of which is not part of the union, and a globally mobile firm. We show that regional tax coordination can lead to two types of welfare gains. First, for investments that would take...