@Article{economics.ja.2012-4,
 author = {Heid, Benedikt and Larch, Mario},
 title = {Migration, Trade and Unemployment},
 journal = {Economics: The Open-Access, Open-Assessment E-Journal},
 volume = {6},
 year = {2012},
 number = {2012-4},
 doi = {10.5018/economics-ejournal.ja.2012-4}, 
 url = {http://dx.doi.org/10.5018/economics-ejournal.ja.2012-4}
}