"The managers of big business took huge risks out of greed," said President Oscar Arias of Costa Rica, whose economy is highly dependent on U.S. trade. "What happens in the United States will affect the entire world and, above all, small countries like ours.""The managers of big business took huge risks out of greed," said President Oscar Arias of Costa Rica, whose economy is highly dependent on U.S. trade. "What happens in the United States will affect the entire world and, above all, small countries like ours."