@Article{economics.ja.2010-30,
 author = {Bjørnstad, Roger and Kalstad, Kjartan Øren},
 title = {Increased Price Markup from Union Coordination―OECD Panel Evidence},
 journal = {Economics: The Open-Access, Open-Assessment E-Journal},
 volume = {4},
 year = {2010},
 number = {2010-30},
 doi = {10.5018/economics-ejournal.ja.2010-30}, 
 url = {http://dx.doi.org/10.5018/economics-ejournal.ja.2010-30}
}