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1{2 "panel_vintage": "data/processed_r3k/analysis_panel.parquet (author, 2026-10-28, post-r3k_04 overwrite)",3 "n_panel_rows": 27468,4 "spid_tech": {5 "base": {6 "formula": "fwd_w ~ z_SPID_TECH + post + z_SPID_TECH:post + z_AI_COMPOS + z_AI_COMPOS:post + z_size + z_mom",7 "n": 25135,8 "r2": 0.023,9 "rank": 8,10 "k": 8,11 "cond": 2.82,12 "n_firms": 2125,13 "n_years": 15,14 "coef": {15 "z_SPID_TECH": {16 "coef_pct": 0.08,17 "t_firm": 0.24,18 "t_year": 0.13,19 "t_twoway": 0.13,20 "t_hc1": 0.21,21 "se_firm_pct": 0.3222 },23 "post": {24 "coef_pct": 7.13,25 "t_firm": 8.67,26 "t_year": 0.72,27 "t_twoway": 0.72,28 "t_hc1": 8.53,29 "se_firm_pct": 0.8230 },31 "z_SPID_TECH:post": {32 "coef_pct": -1.57,33 "t_firm": -1.72,34 "t_year": -0.88,35 "t_twoway": -0.88,36 "t_hc1": -1.79,37 "se_firm_pct": 0.9138 },39 "z_AI_COMPOS": {40 "coef_pct": 2.21,41 "t_firm": 6.34,42 "t_year": 2.38,43 "t_twoway": 2.4,44 "t_hc1": 5.99,45 "se_firm_pct": 0.3546 },47 "z_AI_COMPOS:post": {48 "coef_pct": 0.59,49 "t_firm": 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"t_twoway": 2.39,104 "t_hc1": 6.77,105 "se_firm_pct": 0.34106 },107 "z_AI_COMPOS:post": {108 "coef_pct": 0.59,109 "t_firm": 0.66,110 "t_year": 0.35,111 "t_twoway": 0.35,112 "t_hc1": 0.65,113 "se_firm_pct": 0.89114 },115 "z_size": {116 "coef_pct": -6.99,117 "t_firm": -15.59,118 "t_year": -4.29,119 "t_twoway": -4.24,120 "t_hc1": -18.94,121 "se_firm_pct": 0.45122 },123 "z_mom": {124 "coef_pct": -0.94,125 "t_firm": -2.28,126 "t_year": -0.85,127 "t_twoway": -0.86,128 "t_hc1": -2.16,129 "se_firm_pct": 0.41130 }131 }132 }133 },134 "spid_ai_any": {135 "base": {136 "formula": "fwd_w ~ spid_ai_any + post + spid_ai_any:post + z_AI_COMPOS + z_AI_COMPOS:post + z_size + z_mom",137 "n": 25135,138 "r2": 0.0228,139 "rank": 8,140 "k": 8,141 "cond": 18.34,142 "n_firms": 2125,143 "n_years": 15,144 "coef": {145 "spid_ai_any": {146 "coef_pct": 0.17,147 "t_firm": 0.04,148 "t_year": 0.02,149 "t_twoway": 0.02,150 "t_hc1": 0.04,151 "se_firm_pct": 4.0152 },153 "post": {154 "coef_pct": 6.98,155 "t_firm": 8.38,156 "t_year": 0.7,157 "t_twoway": 0.7,158 "t_hc1": 8.24,159 "se_firm_pct": 0.83160 },161 "spid_ai_any:post": {162 "coef_pct": 3.81,163 "t_firm": 0.62,164 "t_year": 0.31,165 "t_twoway": 0.31,166 "t_hc1": 0.61,167 "se_firm_pct": 6.12168 },169 "z_AI_COMPOS": {170 "coef_pct": 2.22,171 "t_firm": 6.41,172 "t_year": 2.4,173 "t_twoway": 2.43,174 "t_hc1": 6.02,175 "se_firm_pct": 0.35176 },177 "z_AI_COMPOS:post": {178 "coef_pct": 0.34,179 "t_firm": 0.38,180 "t_year": 0.2,181 "t_twoway": 0.21,182 "t_hc1": 0.36,183 "se_firm_pct": 0.9184 },185 "z_size": {186 "coef_pct": -6.99,187 "t_firm": -15.55,188 "t_year": -4.28,189 "t_twoway": -4.24,190 "t_hc1": -17.92,191 "se_firm_pct": 0.45192 },193 "z_mom": {194 "coef_pct": -0.95,195 "t_firm": -2.19,196 "t_year": -0.83,197 "t_twoway": -0.84,198 "t_hc1": -2.06,199 "se_firm_pct": 0.43200 }201 }202 },203 "year_fe": {204 "formula": "fwd_w ~ spid_ai_any + spid_ai_any:post + z_AI_COMPOS + z_AI_COMPOS:post + z_size + z_mom + C(fiscal_year)",205 "n": 25135,206 "r2": 0.1718,207 "rank": 21,208 "k": 21,209 "cond": 18.95,210 "n_firms": 2125,211 "n_years": 15,212 "coef": {213 "spid_ai_any": {214 "coef_pct": -1.86,215 "t_firm": -0.49,216 "t_year": -0.6,217 "t_twoway": -0.52,218 "t_hc1": -0.56,219 "se_firm_pct": 3.82220 },221 "spid_ai_any:post": {222 "coef_pct": 5.09,223 "t_firm": 0.85,224 "t_year": 0.61,225 "t_twoway": 0.61,226 "t_hc1": 0.86,227 "se_firm_pct": 6.01228 },229 "z_AI_COMPOS": {230 "coef_pct": 2.26,231 "t_firm": 6.72,232 "t_year": 2.47,233 "t_twoway": 2.47,234 "t_hc1": 6.86,235 "se_firm_pct": 0.34236 },237 "z_AI_COMPOS:post": {238 "coef_pct": 0.33,239 "t_firm": 0.36,240 "t_year": 0.2,241 "t_twoway": 0.2,242 "t_hc1": 0.36,243 "se_firm_pct": 0.9244 },245 "z_size": {246 "coef_pct": -7.0,247 "t_firm": -15.62,248 "t_year": -4.3,249 "t_twoway": -4.25,250 "t_hc1": -18.99,251 "se_firm_pct": 0.45252 },253 "z_mom": {254 "coef_pct": -0.93,255 "t_firm": -2.26,256 "t_year": -0.84,257 "t_twoway": -0.85,258 "t_hc1": -2.14,259 "se_firm_pct": 0.41260 }261 }262 }263 },264 "did": {265 "binary": {266 "coef_pct": 2.54,267 "t_twoway": 0.98,268 "n": 24909269 },270 "continuous": {271 "coef_pct": 1.11,272 "t_twoway": 0.69,273 "n": 24909274 }275 }276}