@unpublished{Adam2005,
author = {Stuart Adam},
title = {Measuring the marginal efficiency cost of redistribution in the UK},
year = {2005},
month = {Jul},
volume = {pp.},
doi = {10.1920/wp.ifs.2005.0514},
issn = {1742-0415},
url = {http://www.ifs.org.uk/wps/wp0514.pdf},
}