UPDATE 1-Brazil's Neves would improve ties with United States -adviser
(Adds IMF background, Mantega statement in paragraphs 10-14)
By Marina Lopes
WASHINGTON Oct 10 (Reuters) - Brazilian presidential challenger Aecio Neves would seek to repair ties with the United States and finalize a long-delayed free-trade agreement with the European Union if he is elected in an Oct. 26 runoff, his top economic adviser said on Friday.
Neves, a centrist favored by the business community who has vowed to reinvigorate Brazil's struggling economy, is running neck-and-neck with leftist President Dilma Rousseff ahead of the vote, recent polls showed.
"We are keen to move back to a broader, more open approach to foreign policy," Arminio Fraga, a former Brazilian central bank chief, said in a teleconference with investors on the sidelines of the International Monetary Fund and World Bank meetings Washington.
"I am sure we will be getting much closer to the U.S. and will try to wrap up negotiations with the European Union," he added.
The U.S.-educated fund manager is Neves' pick to be the next finance minister if the Brazilian Social Democracy Party leader wins the presidency.
Relations between the United States and Brazil were strained last year by revelations the U.S. National Security Agency spied on Rousseff with secret Internet surveillance programs made known in documents leaked by former NSA analyst Edward Snowden.
Tensions between the Americas' two largest economies started to ease recently after a series of diplomatic accords that included the settlement of a decade-old trade dispute over cotton subsidies. Continuación...