KIEV, Aug. 14 – Ukraine is actively preparing to sign the Association Agreement with the EU, but at the same time the country should not allow cooperation with the Customs Union to weaken, Prime Minister Mykola Azarov hsaid.

"At present, we cannot allow the weakening of the Eurasian vector of our foreign policy or the loss of the market for our goods and services in the countries of the Customs Union, and some negative effects are already evident," he said opening a meeting of the Cabinet on Wednesday.