ISSN 2080-7279 2013 Volume 05 2013Number Volume 02 foundations 2/2013 of management INTerNaTIoNal joUrNal WarSaW UNIVerSITy of TechNology facUlTy of MaNageMeNT Foundations of Management Editor-in-Chief Tadeusz KRUPA Faculty of Management Warsaw University of Technology, Poland e-mail:
[email protected] Frequency Published four issues per year three regular and one special issues prepared by invited editors Internet The International Journal - Foundations of Management is currently available on-line at: http://www.fom.pw.edu.pl/s110/foundations-of-management http://bcpw.bg.pw.edu.pl/dlibra http://www.degruyter.com/view/j/fman Publishing and Editorial Office Faculty of Management, Warsaw University of Technology ul. Narbutta 85, 02-524 Warszawa, Poland e-mail:
[email protected] tel.: +48 22 849 94 43, 22 234 84 32 fax: +48 22 849 97 98 Scientific Editor Teresa Ostrowska e-mail:
[email protected] Cover Project and Print Warsaw University of Technology Publishing House ul. Polna 50, 00-644 Warszawa tel.: +48 22 234-70-83 fax: +48 22 234-70-60 ISSN 2080-7279 All Rights Reserved Printed In Poland No part of this journal may be reproduced in any form or by any electronic or mechanical means including information storage and retrieval systems, without permission in writing from the Publishing and Editorial Office Copyright by Faculty of Management, Warsaw University of Technology, Warszawa 2013 Ladies and Gentlemen, Foundation of Management (FoM) journal was established at the Faculty of Management at Warsaw Univer- sity of Technology in order to provide an international platform of thought and scientific concepts exchange in the field of managerial sciences.