The Dynamic Impacts of the Global Shipping Market under the Background of Oil Price Fluctuations and Emergencies

Table 1

The results of unit root test.

Variables	Intercept		Intercept and trend		None
	Statistics	values	Statistics	values	Statistics	values
BDI	−4.5724	0.0003	−4.5421	0.0024	−4.6027	<0.0001
Brent	−4.4513	0.0005	−4.4115	0.0035	−4.4810	<0.0001
SSE	−5.5503	<0.0001	−5.5171	<0.0001	−5.5834	<0.0001
GDP	−3.2930	0.0185	−3.3143	0.0713	−3.2511	0.0014

,, and show the significance at the 1%, 5%, and 10%, respectively.