@TechReport{economics.dp.2012-60,
 author = {Vetter, Henrik },
 title = {Indirect Taxation of Monopolists: A Tax on Price},
 type = {Economics Discussion Paper},
 institution = {Kiel Institute for the World Economy},
 year = {2012},
 number = {2012-60},
 url = {http://www.economics-ejournal.org/economics/discussionpapers/2012-60}
}