By Röller Lars-Hendrik   Steen Frode   in The American Economic Review

ISSN:0002-8282|96|1|321-338

American Economic Association‎(2006)‎

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By Salvanes Kjell G.   Steen Frode   Sørgard Lars   in Journal of Transport Economics and Policy (JTEP)

ISSN:0022-5258|37|3|383-416

Journal of Transport Economics and Policy‎(2003)‎

Access to resources Favorite 10.879495