The aim is to integrate the two nations' economies.
Australia and New Zealand have integrated their own economies via a free trade agreement.
But he said the world would be better off if countries, especially in Europe, had done more to integrate their economies.
United Nations data suggest that cross-border mergers have become the biggest single method of integrating the world's economies.
The goal was to increase cross-border takeovers, which are seen as an important way of integrating the union's economies.
Colombia and Venezuela are trying to integrate their economies.
"It's easier these days to get countries to agree to link their armies than it is to integrate their economies."
We need a sophisticated effort to integrate the region's economies, to promote investment, and to assist in economic modernization.
"We need a reform of the postwar international economic system so that it recognizes how integrated our national economies have become."
The 110 million citizens who are called to cooperate with us, will have to make enormous efforts to integrate their economies into the European Union.