
Almir Guilherme Barbassa, chief financial officer of Petroleo Brasileiro Petrobras, listens during a session on day one of the World Economic Forum in Davos, Switzerland, on Wednesday, Jan. 23, 2008. Recession across the world's biggest economies is the main concern of chief executive officers gathering today in the Swiss ski resort of Davos for the World Economic Forum. Photographer: Daniel Acker/Bloomberg News
DANIEL ACKER/BLOOMBERG NEWS