The impact of epidemics on labor market: identifying victims of the Middle East Respiratory Syndrome in the Korean labor market

Table 4 Difference-in-difference estimates for logistic regression (underemployment status)

Control	Treatment	Underemployment status
Control	Treatment		Odds Ratio Pre-treatment: 2014, 6 ~ 7	Odds Ratio Time trends control
15–49	Over 50	Treated × post	1.2837^b (0.0044)	1.0171^b (0.0035)
15–49	Over 50	post		1.2647^b (0.0030)
	50s	Treated × post	1.3489^b (0.0055)	1.0752^b (0.0043)
	50s	post		1.2612^b (0.0030)
30–49	Over 50	Treated × post	1.3374^b (0.0050)	1.0844^b (0.0041)
30–49	Over 50	post		1.1880^b (0.0033)
	50s	Treated × post	1.2955^b (0.0049)	1.1704^b (0.0045)
	50s	post		1.1872^b (0.0033)
15–29	Over 50	Treated × post	1.1929^b (0.0059)	0.8797^b (0.0044)
15–29	Over 50	post		1.4629^b (0.0064)
	50s	Treated × post	1.2551^b (0.0068)	0.9322^b (0.0051)
	50s	post		1.4573^b (0.0064)

^a and ^b indicate that the estimate is significant at the 0.05 and 0.01 levels, respectively. Standard errors are reported in parentheses. The underemployed status is defined as wanting to increase the number of working hours, or wanting to move to a different job with more working hours. Reported values are odds ratio and the reference group is ‘maintaining working hours’

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