@Article{economics.ja.2010-1,
 author = {Clark, Derek J. and Sand, Jan Yngve},
 title = {Endogenous Technology Sharing in R&D Intensive Industries},
 journal = {Economics: The Open-Access, Open-Assessment E-Journal},
 volume = {4},
 year = {2010},
 number = {2010-1},
 doi = {10.5018/economics-ejournal.ja.2010-1}, 
 url = {http://dx.doi.org/10.5018/economics-ejournal.ja.2010-1}
}