@unpublished{Griffith2006,
author = {Rachel Griffith and Rupert Harrison and Helen Simpson},
title = {Product market reform and innovation in the EU},
year = {2006},
month = {Sep},
volume = {pp.},
doi = {10.1920/wp.ifs.2006.0617},
issn = {1742-0415},
url = {http://www.ifs.org.uk/wps/wp0617.pdf},
}