(0.006) (0.007) (0.007) (0.007) Ln(Value 0.103* 0.085† 0.090* 0.055 of (0.046) (0.044) (0.044) (0.060) Shipments) Emitting -0.306** -0.295** -0.164* industry in (0.038) (0.046) (0.077) county 0.290** (0.014) releases) N 77794 56502 56502 24898 a Only includes facility-years with releases>20 pounds. b Only includes facility-years with CAA releases>20 pounds. All models include industry and year fixed effects. Standard errors, clustered by *p<.05 **p<.01 †p<.10 industry, are reported in parentheses. Table 6 The impact of concentration on facility releases: Controlling for unobservable local conditions Ln(Facility Ln(Facility Releases) Releases) HHI 0.016** 0.013* (0.006) (0.005) Ln(Value of 0.088† 0.047 Shipments) (0.046) (0.036) Local Area State-Year County-Year Fixed Effects N 77794 76102 All models only include facility-years with releases>20 pounds. All models include industry fixed effects. Standard errors, clustered by *p<.05 **p<.01 †p<.10 industry, are reported in parentheses. Table 7 The impact of concentration on facility emissions: Incumbent facilities only Ln(Facility Ln(Facility Releases)a Releases)a,b HHI 0.026** 0.020** (0.007) (0.007) 0.118† Ln(Value of 0.088
(0.006) (0.007) (0.007) (0.007) Ln(Value of Shipments) 0.103* (0.046) 0.085† (0.044) 0.090* (0.044) 0.055 (0.060) Emitting industry in county -0.306** (0.038) -0.295** (0.046) -0.164* (0.077) releases) 0.290** (0.014) N 77794 56502 56502 24898 a Only includes facility-years with releases>20 pounds. b Only includes facility-years with CAA releases>20 pounds. All models include industry and year fixed effects. Standard errors, clustered by industry, are reported in parentheses. †p<.10 *p<.05 **p<.01 Table 6 The impact of concentration on facility releases: Controlling for unobservable local conditions Ln(Facility Releases) Ln(Facility Releases) HHI 0.016** (0.006) 0.013* (0.005) Ln(Value of Shipments) 0.088† (0.046) 0.047 (0.036) Local Area Fixed Effects State-Year County-Year N 77794 76102 All models only include facility-years with releases>20 pounds. All models include industry fixed effects. Standard errors, clustered by industry, are reported in parentheses. †p<.10 *p<.05 **p<.01 Table 7 The impact of concentration on facility emissions: Incumbent facilities only Ln(Facility Releases)a Ln(Facility Releases)a,b HHI 0.026** (0.007) 0.020** (0.007) Ln(Value of 0.088 0.118†
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