label,n_obs,r2,adj_r2,n_significant,period,target Pre-COVID|1D,60246,0.0019943591218688494,0.0018286737826345156,3,Pre-COVID,1D Pre-COVID|5D,60246,0.07088392237210583,0.07072967383261419,10,Pre-COVID,5D Pre-COVID|HAR-RV,163535,0.34630319026414835,0.34629119810101594,3,Pre-COVID,HAR-RV Pre-COVID|HAR+IV,60251,0.3814415046616799,0.3813593615063612,6,Pre-COVID,HAR+IV Post-COVID|1D,58835,0.0011772683140017781,0.0010074698080032585,4,Post-COVID,1D Post-COVID|5D,58835,0.05177017194489808,0.05160897416371091,8,Post-COVID,5D Post-COVID|HAR-RV,100810,0.462937696674553,0.46292171362880197,3,Post-COVID,HAR-RV Post-COVID|HAR+IV,58842,0.5705808383715292,0.5705224467665961,8,Post-COVID,HAR+IV