“…This leads to a reduced number of replication studies in the eld, although we have seen some positive changes in this respect, such as EGAP's Metaketa Initiative. 5 For instance, in our sample, papers added supermajority rules (Lee 2015(Lee , 2016, redistricting (Baqir 2002;Lee and Park 2018), party ideology (Bjedov et al 2014), coalition sizes (Baskaran 2013), term limits (Erler 2007), bicameralism , and the interplay between upper and lower houses (Chen and Malhotra 2007) to the main theory, but a comprehensive procedural replication of the ndings using di erent samples is yet to be written. The addition of new features has the bene t of enriching the original theory with useful details, although it has the disadvantage of not providing a conclusive test to the "law of 1/ ".…”