Research Article

Applications of Higher-Order Optimal Newton Secant Iterative Methods in Ocean Acidification and Investigation of Long-Run Implications of Emissions on Alkalinity of Seawater

Table 4

Johansen cointegration test.

LR test
Hypothesis Statistics
critical values
critical values
Null Alternative

λ-max 18.330 16.280
4.773 11.540 9.750

Tr 23.830 21.230
4.773 11.540 9.750

Note: the test is conducted with unrestricted constants and trends in the VAR model. is the number of cointegrating vectors. The optimal lag length is set to 4 according to the AIC.