Towards a policy evaluation service: Developing infrastructure to support the use of experimental and quasi-experimental methods / Ministry of Justice, 13 August 2007
PDF - http://www.justice.gov.uk/docs/towards-policy-eval-service130807.pdf
"This report looks at the arguments concerning the development of infrastructure to support policy outcome evaluation, and proposes the creation of a new policy evaluation service."
Chris Keegan and Alan Hedges
National Centre for Social Research