The leaders agreed to form a study group in
LuizInacio Lula da Silva, the Brazilian president, said that the group would rise above its historical divisions, though the process would not be easy.
"We must have patience, and try to solve these issues with delicacy," Lula da Silva said. "The solutions are difficult. We're not just simple workers talking about a strike at the factory."
The result left Hugo Chavez, president of
"We need a political Viagra," Chavez said. "Look, we make decisions and we don't have the power to execute them. They're stuck in these pyramids of paper."
The discussion over South American unity is likely to continue later this month when the leaders of
Morales opened Saturday's round-table discussion by calling on the leaders to close "the open veins of
Free trade agreement
She urged South American leaders to take advantage of the world economy while minimising the impact of open trade on the poor.
Chavez, left, applauds as Luiz Inacio Lula da Silva
and Evo Morales shake hands in Cochabamba
Chavez expressed opposition to Washington-backed free market prescriptions and said that the left-wing leaders in the region had "buried" US hopes of a hemispheric free trade agreement, an effort launched a decade ago.
He joked that nations signing a free trade pact with the
After the summit, Chavez joined Morales in addressing thousands jammed into a football stadium for a rally in which they both knocked US "imperialism" in the region.
Though the two did not meet one-on-one, Chavez and Alan Garcia, the Peruvian president, took advantage of the summit to make amends after exchanging insults during Garcia's presidential campaign earlier this year.
Chavez proposes South America build a natural gas pipeline across the length of the continent, while Rafael Correa, the president-elect of Ecuador, has suggested a land-and-river trade route linking Brazil's Amazon rainforest to Ecuador's Pacific coast, saying it could be an alternative to the Panama Canal.
Chavez also said he was offering his oil-rich nation's refining capacity to
Correa had no immediate comment on the offer.
Chavez has also extended a hand to ally Morales. On Sunday, the two presidents will celebrate the groundbreaking of a gas separation plant in