@inproceedings{iiasa14600,
       booktitle = {OECD Joint Meetings of Tax and Environment Experts},
           month = {February},
           title = {Innovation effects of the Swedish NOx charge},
            year = {2010},
             url = {http://www.oecd.org/officialdocuments/publicdisplaydocumentpdf/?doclanguage=en&cote=com/env/epoc/ctpa/cfa(2009)8/final},
          author = {H{\"o}glund Isaksson, L. and Sterner, T.}
}