When a public good is excludable it is possible to change individuals for using the good. We study the role of prices on excludable public goods using an extention of the Stiglitz-Stern version of the Mirrless optimal income tax model. Our discussion includes both the case whrer the public good...

In 1999 the EU abolished duty-free on intra-EU travel, whilst other countries still retain duty-free shopping for international travellers. We adress several aspects of duty-free trade, including effects on consumption, revenue and price-setting. From a global perspective we identify the...