Balance of payments (BOP) – Sea transport – Receipts

ARIMA (3,1,1) (0,1,1)₁₂

ARIMA (3,1,1) (0,1,1)₁₂

$\begin{array}{l}\left(1-0.388{\rm B}-0.020{{\rm B}}^2+0.281{{\rm B}}^3\right)\nabla {\nabla }_{12}{Y}_t\\ =\left(1-0.262{\rm B}\right)\left(1+0.848{{\rm B}}^{12}\right){\epsilon }_t\end{array}$

$\begin{array}{l}\left(1-0.676{\rm B}-0.187{{\rm B}}^2+0.170{{\rm B}}^3\right)\nabla {\nabla }_{12}\ln Y_t\\ =\left(1-0.515{\rm B}\right)\left(1+0.867{{\rm B}}^{12}\right){\epsilon }_t\end{array}$

Exports of Goods

ARIMA (0,1,1) (0,1,1)₁₂

ARIMA (0,1,2) (0,1,1)₁₂

$\nabla {\nabla }_{12}{Y}_t=\left(1+0.414{\rm B}\right)\left(1+0.950{{\rm B}}^{12}\right){\epsilon }_t$

$\nabla {\nabla }_{12}\ln Y_t=\left(1+0.349{\rm B}+0.111{{\rm B}}^2\right)\left(1+0.950{{\rm B}}^{12}\right){\epsilon }_t$

Exports of Goods without fuels and ships

ARIMA (0,1,1) (0,1,1)₁₂

ARIMA (0,1,1) (0,1,1)₁₂

$\nabla {\nabla }_{12}{Y}_t=\left(1+0.485{\rm B}\right)\left(1+0.922{{\rm B}}^{12}\right){\epsilon }_t$

Imports of Goods

ARIMA (0,1,1) (0,1,1)₁₂

ARIMA (0,1,1) (1,1,1)₁₂

Imports of Goods without fuels and ships

ARIMA (0,1,1) (0,1,1)₁₂

ARIMA (0,1,1) (0,1,1)₁₂