We present a multi-period model in which countries set source-based taxes with- out having precise information how their and their neighbours' tax rates affect the tax base. Countries can learn from past experience and from observing their neighbours' outcomes and/or tax policy choices. We...

How do countries compete for mobile tax base when they lack precise information on how tax rates affect the tax base? We present a multi-period version of a classic tax competition model in which countries set source-based taxes under incomplete information on the tax base elasticity. This...

Some governments have recently called for international accords restricting the use of preferential taxes targeted to attract mobile tax bases from abroad. Are such agreements likely to discourage tax competition or conversely cause it to spread? We study a general model of competition for...

Inter-country equity in the taxation of IP is a contentious issue. With its BEPS initiative, the OECD aims at taxing in accordance with value creation even though there are admitted difficulties in determining the actual place of value creation. The European Commission promotes the introduction...