European companies, for the most part, have little exposure to Argentina, thanks to decades of economic boom-and-bust and wild currency swings.

The search for a missing Argentinian submarine that has been lost for 15 days will continue but the rescue element of the mission for 44 crew members on board has ended, the country's navy says.

Argentina's president has said an international search will continue for a submarine carrying 44 crew members that has been lost in the South Atlantic for nine days and the vessel's disappearance will be investigated.

Argentina's Navy has detected seven brief satellite calls that officials believe may have come from a missing submarine with 44 crew members on board.

Tens of thousands of Argentines demonstrated in cities across the country holding photos of an activist who has been missing for a month.