(1) Academic and non-profit use of these data is allowed without charge, so long as (i) proper acknowledgment is given (as detailed in the codebooks), and (ii) no attempt is made to identify individual respondents, and (iii) a copy of all publications using the data is deposited electronically (e-mail: data-use@international-survey.org). All other uses are subject to charges payable to the copyright holders at the rate of US $0.25 per variable used times the number of cases used, unless other arrangements are made by prior written agreement with the copyright holders.
(2) The data sets may not be redistributed except for backup purposes and for course work by undergraduate and Masters level students.
(3) Questionnaire items that are subject to copyright may not be used in other surveys or reproduced in any other way without the explicit written consent of the copyright holders (save for 'fair use' commentary, or to document analyses using them, or as part of this codebook).
(4) Rights to redistribute the codebooks are freely granted, subject to the conditions that it is redistributed unchanged and that no charge is made for it.