Empirical Analysis on the Correlation between Low-Carbon Economy and Marine Industry Development

Table 10

Unit root test.

Variable	Unit root test	PP Fisher test	Stable?
DJ	0.0000	0.0002	Yes
LnE1	0.0000	0.0000	Yes
LnE2	0.0000	0.0004	Yes
LnE3	0.0458	0.0000	Yes