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    • Introducing Extended Data on Terrorist Groups (EDTG), 1970 to 2016 

      Hou, Dongfang; Gaibulloev, Khusrav; Sandler, Todd (Sage Publishing, 2020)
      This article introduces an extended data set of 760 terrorist groups that engaged in attacks during 1970 to 2016. Unlike most extant group data sets, the extended data on terrorist groups (EDTG) is not tied to terrorist ...
    • What We Have Learned about Terrorism since 9/11 

      Gaibulloev, Khusrav; Sandler, Todd (American Economic Association, 2019)
      This overview examines critically the post-9/11 empirical literature on terrorism. Major contributions by both economists and political scientists are included. We focus on five main themes: the changing nature of terrorism, ...