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. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Of Time and Consensual Norms in the Supreme Court (ICPSR 1142) Caldeira, Gregory A.; Zorn, Christopher J.W. 2. Strategic Timing of Position-Taking in Congress: A Study of the North American Free Trade Agreement (ICPSR 1126) Box-Steffensmeier, Janet M.; Arnold, Laura W.; Zorn, Christopher J.W.