The impact of the coronavirus on African American unemployment: lessons from history

Journal for Labour Market Research

Table 2 Mean differential analysis for unemployment rates in the U.S

Panel A. Pre-September 11—Post September 11 attacks means differential analysis
A.1. African Americans
	Pre-911 UER	Post-911 UER	Mean Differential	t-statistic (p-value)
Mean	10.81	9.75	-1.06	-5.38 (0.000)
S.D	1.95	0.97
N	143	77
A.2. White Americans
	Pre-911 UER	Post-911 UER	Mean Differential	t-statistic (p-value)
Mean	4.85	4.62	− 0.23	− 2.33 (0.01)
S.D	0.98	.48
N	143	77

Panel B. Pre-2008- Post 2008 means differential analysis
B.1 African Americans
	Max 2008 UER	Post-2008 UER	Mean Differential	t-statistic (p-value)
Mean	13.56	10.2	− 3.36	− 5.96 (0.000)
S.D	2.75	3.36
N	35	111
B.2. White Americans
	Max 2008 UER	Post-2008 UER	Mean Differential	t-statistic (p-value)
Mean	7.44	5.14	− 2.3	− 6.87 (0.000)
S.D	1.75	1.65
N	35	111

Panel C. 2018 crisis means differential analysis
C.1. African Americans
	Post 9/11 UER	Max 2018 Crisis UER	Mean Differential	t-statistic (p-value)
Mean	9.75	13.56	3.81	7.97 (0.000)
S.D	0.97	2.75
N	77	35
C.2. White Americans
	Post 9/11 UER	Max 2018 Crisis UER	Mean Differential	t-statistic (p-value)
Mean	4.62	7.44	2.82	9.37 (0.000)
S.D	0.48	1.75
N	77	35