Supplementary materials to: Talking about what would happen versus what happened: Tracking Congressional speeches during COVID-19

Supplementary materials to: Park, R., & Baek, Y. M. (2021). Talking about what would happen versus what happened: Tracking Congressional speeches during COVID-19. Journal of Social and Political Psychology, 9(2), 608–622. https://doi.org/10.5964/jspp.6153 The Supplementary Materials comprise two sections: In Section A, the counterfactual detection algorithm is explained in detail. In Section B, we described the statistical methods adopted in the study (i.e., the multi-level zero-inflated Poisson and multi-level Poisson models).