Lancaster University Management School Working Paper 2006/010 Value of information in closed loop supply chains Michael Ketzenberg, Erwin van der Laan and Ruud Teunter The Department of Management Science Lancaster University Management School Lancaster LA1 4YX UK © Michael Ketzenberg, Erwin van der Laan and Ruud Teunter All rights reserved. Short sections of text, not to exceed two paragraphs, may be quoted without explicit permission, provided that full acknowledgement is given. The LUMS Working Papers series can be accessed at http://www.lums.lancs.ac.uk/publications/ LUMS home page: http://www.lums.lancs.ac.uk/