International Trade of Masks and COVID-19 Pandemic Containment

Table 7

The impact of total antivirus supplies.

Recovery rate	(1)	(2)	(3)	(4)	(5)	(6)
Linear impact of total virus supplies
Log (increase rate)	2.936	2.151	2.319	2.380	2.005	1.908
	(1.392)	(1.478)	(1.644)	(1.633)	(1.681)	(2.828)
Log (per GDP)		2.741	2.332	2.329	2.110	1.034
		(1.057)	(1.946)	(1.945)	(1.955)	(2.711)
Infant mortality			−0.031	−0.035	−0.040	0.107
			(0.123)	(0.121)	(0.122)	(0.214)
Log (population density)				−0.317	−0.352	0.039
				(0.797)	(0.804)	(1.159)
Log (population)					−0.593	−0.277
					(0.552)	(0.804)
Education level						0.121
						1.908
Obs.	178	175	173	173	173	114
R-squared	0.025	0.074	0.071	0.072	0.075	0.046
Nonlinear impact of total antivirus supplies
Increase rate	0.007	0.005	0.006	0.014	0.006	0.004
	(0.003)	(0.003)	(0.004)	(0.012)	(0.004)	(0.013)
Increase rate^2	−0.000	−0.000	−0.000	−0.000	−0.000	−0.000
	(0.000)	(0.000)	(0.000)	(0.000)	(0.000)	(0.000)
Log (per GDP)		2.891	2.483	2.689	2.486	1.264
		(1.044)	(1.901)	(1.845)	(1.906)	(2.860)
Infant mortality			−0.031	−0.048	−0.034	0.116
			(0.121)	(0.121)	(0.119)	(0.223)
Log (population density)				−0.144	−0.294	0.079
				(0.788)	(0.792)	(1.142)
Log (population)					0.006	−0.334
					(0.004)	(0.859)
Education level						0.120
						(0.080)
Obs.	180	176	173	173	173	114
R-squared	0.021	0.075	0.071	0.072	0.071	0.043

Significant at 10%. Significant at 5%. Significant at 1%.