A gauge of consumer confidence from Thomson Reuters and the University of Michigan rose in March from a prior reading, beating Wall Street estimates.
Carnival Corp, the world's largest cruise operator by revenue, swung to a quarterly profit, helped by lower costs.
U.S. stocks opened a touch stronger on Friday, but the main indexes looked set to book hefty losses over the week.
Ohr Pharmaceutical Inc.'s stock plunged 65% in heavy, premarket trade Friday, after the company said a Phase II study of its treatment for age-related macular degeneration failed to meet its primary endpoint.
More losses could follow the dollar's recent 5-cent slide versus the euro, Citigroup global chief economist Willem Buiter said on Friday, another major voice to question forecasts the greenback will march relentlessly higher.