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  • Collecting data on sensitive issues

      Image: Polling Booths, by PetroleumJelliffe on Flickr
    المدونة
  • Polling booth

    Polling booth is a data collection methodology used to obtain sensitive information from participants.
    الأسلوب
  • Malawi exports treemap

    This Wikipedia page is an example of an export trading treemap developed by the Observatory of Economic Complexity of MIT Media Lab and the Center for International Development at Harvard University.
    الموارد