Wave One Lynching Analysis
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Appendix 2
Tables
Wave One Lynching Analysis
Dependent Variables and Predictors from 1870 Census and 1876 Election
Variable | Obs Mean Std. Dev. Min Max ------+------KKK_events | 92 1.597826 2.589326 0 16 Victims~1875 | 92 .2608696 .9706638 0 7 Victims~1930 | 92 .4456522 .9762468 0 5 blackper1870 | 92 .0112661 .0161389 0 .0795317 schoolk~1870 | 92 4295.967 1977.524 1086 14129 total~k_1870 | 92 266.9565 554.88 0 3938 demper_~1876 | 92 .4990675 .0891175 .2949761 .7671053
Bivariate Correlations
| KKK V1875 V1930 bla~1870 sch1870 bl1870 dem~1876 ------+------KKK_events | 1.0000 Victims~1875 | -0.0146 1.0000 Victims~1930 | -0.0674 0.1427 1.0000 blackper1870 | 0.2849 0.2509 0.1363 1.0000 schoolk~1870 | 0.5713 -0.0134 -0.0655 0.3770 1.0000 total~k_1870 | 0.5585 0.1571 0.0455 0.8491 0.6158 1.0000 demper_~1876 | -0.0983 0.2325 0.2386 -0.0841 -0.1371 -0.0801 1.0000 Zero Inflated Negative Binomial Model
Zero-inflated negative binomial regression Number of obs = 92 Nonzero obs = 10 Zero obs = 82
Inflation model = logit LR chi2(3) = 17.67 Log likelihood = -38.35067 Prob > chi2 = 0.0005
------Victims_1858_1875 | Coef. Std. Err. z P>|z| [95% Conf. Interval] ------+------Victims_1858_1875 | blackper1870 | 28.34706 12.13309 2.34 0.019 4.566639 52.12747 schoolkids1870 | -.0013894 .0005185 -2.68 0.007 -.0024057 -.0003731 demper_pres_1876 | 9.657062 5.010115 1.93 0.054 -.1625833 19.47671 _cons | .4801609 3.852959 0.12 0.901 -7.071499 8.031821 ------+------inflate | total_pop_black_1870 | -.0019493 .0010305 -1.89 0.059 -.0039691 .0000705 _cons | 1.885233 .4685671 4.02 0.000 .9668588 2.803608 ------+------/lnalpha | -17.20249 1700.543 -0.01 0.992 -3350.205 3315.8 ------+------alpha | 3.38e-08 .0000575 0 . ------Wave Two Lynching Analysis
Dependent Variables and Predictors from 1890 Census and 1896 Election
Variable | Obs Mean Std. Dev. Min Max ------+------KKK_events | 92 1.597826 2.589326 0 16 Victims~1875 | 92 .2608696 .9706638 0 7 Victims~1930 | 92 .4456522 .9762468 0 5 blackpe~1890 | 92 .0143624 .0203006 0 .1016569 schoolk~1890 | 92 5494.739 2536.888 1296 23014 ------+------Dem_cngrs_~y | 92 .423913 .4968847 0 1 black_p~1890 | 92 491.4674 1357.667 0 11118
Bivariate Correlations
| KKK_ev~s Vic~1875 Vic~1930 blackp~0 sch~1890 Dem_cn~y b~n_1890 ------+------KKK_events | 1.0000 Victims~1875 | -0.0146 1.0000 Victims~1930 | -0.0674 0.1427 1.0000 blackpe~1890 | 0.3240 0.2199 0.1472 1.0000 schoolk~1890 | 0.7062 -0.0232 -0.0467 0.3845 1.0000 Dem_cngrs_~y | -0.1991 0.2239 0.4445 0.2745 -0.1040 1.0000 black_p~1890 | 0.6192 0.0753 0.0255 0.7511 0.7366 0.0585 1.0000 Zero Inflated Negative Binomial Model
Zero-inflated negative binomial regression Number of obs = 92 Nonzero obs = 23 Zero obs = 69
Inflation model = logit LR chi2(3) = 23.70 Log likelihood = -66.62577 Prob > chi2 = 0.0000
------Victims_1877_1930 | Coef. Std. Err. z P>|z| [95% Conf. Interval] ------+------Victims_1877_1930 | blackper_1890 | -1.788714 9.325827 -0.19 0.848 -20.067 16.48957 schoolkids_1890 | -.0000568 .0001517 -0.37 0.708 -.0003541 .0002405 Dem_cngrs_1896_dummy | 2.451832 .5824848 4.21 0.000 1.310183 3.593481 _cons | -1.945414 1.081252 -1.80 0.072 -4.064628 .1738005 ------+------inflate | black_population_1890 | -.0042686 .0048311 -0.88 0.377 -.0137375 .0052002 _cons | -.426599 1.265827 -0.34 0.736 -2.907573 2.054376 ------+------/lnalpha | -.7987783 1.175218 -0.68 0.497 -3.102163 1.504606 ------+------alpha | .4498782 .528705 .0449519 4.502381 ------KKK 1924 Events Analysis
Dependent Variables and Predictors from 1920 Census and 1920 Election
Variable | Obs Mean Std. Dev. Min Max ------+------KKK_events | 92 1.597826 2.589326 0 16 Victims~1875 | 92 .2608696 .9706638 0 7 Victims~1930 | 92 .4456522 .9762468 0 5 blackpe~1920 | 92 .0124866 .0177261 0 .1023786 schoolkid~13 | 92 4018.62 4455.37 419 35445 demperp~1920 | 92 .4172138 .0723078 .1876512 .6138059 black_p~1920 | 92 878.3696 3835.51 0 35634
Bivariate Correlations
| KKK_ev~s Vic~1875 Vic~1930 blackp~0 schoo~13 dem~1920 black_~0 ------+------KKK_events | 1.0000 Victims~1875 | -0.0146 1.0000 Victims~1930 | -0.0674 0.1427 1.0000 blackpe~1920 | 0.5520 0.1719 -0.0141 1.0000 schoolkid~13 | 0.7816 -0.0452 -0.0645 0.6524 1.0000 demperp~1920 | -0.1761 0.2151 0.1588 -0.0517 -0.2454 1.0000 black_p~1920 | 0.6880 -0.0143 -0.0527 0.7014 0.8691 -0.0751 1.0000 Zero Inflated Negative Binomial Model
Zero-inflated negative binomial regression Number of obs = 92 Nonzero obs = 53 Zero obs = 39
Inflation model = logit LR chi2(3) = 32.10 Log likelihood = -138.8671 Prob > chi2 = 0.0000
------KKK_events | Coef. Std. Err. z P>|z| [95% Conf. Interval] ------+------KKK_events | blackper_1920 | 1.019976 7.901175 0.13 0.897 -14.46604 16.506 schoolkids7to13 | .0000982 .0000318 3.08 0.002 .0000358 .0001606 demperpres_1920 | -2.110474 1.898244 -1.11 0.266 -5.830963 1.610015 _cons | .9292917 .7981521 1.16 0.244 -.6350577 2.493641 ------+------inflate | black_pop_1920 | -.005188 .0037808 -1.37 0.170 -.0125983 .0022223 _cons | -.4771025 .645336 -0.74 0.460 -1.741938 .7877329 ------+------/lnalpha | -1.127465 .553861 -2.04 0.042 -2.213013 -.0419174 ------+------alpha | .3238532 .1793696 .1093707 .9589489 ------