Authors may post their papers on websites after acceptance and prior to publication as long as the sites are not copyrighted or do not serve as formal repositories.Permission is granted to post the author accepted manuscript (AAM; i.e., final draft post refereeing) on Nanyang Technological University (NTU) Library’s institutional repository DR-NTU, provided that the AAM includes the DOI (permalink) provided by INFORMS to the version of record. Articles may be posted with a 12-month embargo after publication by INFORMS. (Authors can no longer post the INFORMS-web published version.)Email to Ms Kimberly Anoweck (kimberly.aqnoweck@informs.org) for permission to archive Accepted version.