Ethiopia should address these customer issue but should not shy away from such a good fight when Eritrea offers it. Only the Singapoor north of Ethiopia will lose.
Ethiopia shall not shy away from Eritrea proposed Economic War
The reasons Eritrea gave are customer related issues, not bilateral or diplomatic issues. For Eritrea to go down to customer issues and use them to harass Ethiopia indicates that Eritrea wants to engage in economic cold war with Ethiopia.
Ethiopia should address these customer issue but should not shy away from such a good fight when Eritrea offers it. Only the Singapoor north of Ethiopia will lose.

Ethiopia should address these customer issue but should not shy away from such a good fight when Eritrea offers it. Only the Singapoor north of Ethiopia will lose.