Search Results Use the search box below to revise your search, or start a new search. Studies (2) Variables Publications Your query returned 2 studies. Series results are grouped under the most relevant study. Ungroup series results to view all results. Sort by: Study Relevance Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Variable Relevance 1. Afrobarometer Round 4: The Quality of Democracy and Governance in Liberia, 2008 (ICPSR 34002) Tokpa, Alaric; Zeze, Sumo; Saryee, Dan; et al. 2. Global Digital Activism Data Set, 2013 (ICPSR 34625) Joyce, Mary; Rosas, António; Howard, Philip N.