Learn More
http://dx.doi.org/10.1016/j.ejor.2014.06.024 0377-2217/ 2014 Elsevier B.V. All rights reserved. ⇑ Corresponding author at: Institute for Business and Industrial Statistics, University of Amsterdam, Plantage Muidergracht 12, 1018 TV Amsterdam, The Netherlands. Tel.: +31 6 24994693. E-mail addresses: wejvink@gmail.com (W. Vink), a.kuiper@uva.nl (A. Kuiper),(More)
  • 1