
Billionaire Warren Buffet who urged United States in 2009 to guard against inflation, said investors should avoid long-term fixed-income bets in US dollars because the currency’s purchasing power will decline.

The Federal Reserve has less need to support an improving US economy beyond the 600 billion dollars Treasury purchase plan already in place, and any changes to the central bank’s stimulative policies should be considered some time after the program ends, said Charles Evans, , president of the Fed’s regional bank in Chicago.

The World Trade Organization ruled Friday that the United States is illegally taxing about 2 billion US dollars a year of imported Brazilian frozen orange juice.

United States Agriculture Secretary Tom Vilsack and US Trade Representative Ron Kirk announced this week that US producers are now eligible to ship a larger array of US beef and beef products to Chile.

The International Monetary Fund said Thursday it will send a team to Argentina again next month to continue work on revamping the government's discredited inflation measure, and will provide specific recommendations.

US President Barack Obama expressed concern about the recent incident in which Argentina seized part of the cargo of a US military plane that was carrying supplies for a joint military exercise, according to US newspaper The Miami Herald’s Argentine columnist Andrés Oppenheimer.

The Colombian military began using US supplied drones for counter-terrorism and narcotics operations in 2006, U.S. documents released by WikiLeaks indicate.

United States sales of new homes fell 16.9% last month compared with January and by a whopping 28% from the level of February 2010, the U.S. Commerce Department said. The February 2011 figure represents an annualized rate of 250,000 new home sales. Analysts had expected an annualized rate of 290,000.

The United States must pay more importance to its strategic alliance with Brazil if it really wants to benefit from Petrobras’ recently discovered deep-water oil and natural gas reserves in the Atlantic Ocean, the company’s CEO, Jose Sergio Gabrielli, said.

United States Federal Reserve Bank of Dallas President Richard W. Fisher said he sees “extraordinary speculative activity” in the US after the central bank pumped record amounts of stimulus into the economy.