@unpublished{Bloom2001,
author = {Nicholas Bloom and Steve Bond and John Van Reenen},
title = {The dynamics of investment under uncertainty},
year = {2001},
month = {Apr},
doi = {10.1920/wp.ifs.2001.0105},
issn = {1742-0415},
url = {http://www.ifs.org.uk/wps/wp0105.pdf},
}