Major business events scheduled for Tuesday

Major business events and economic events scheduled for Tuesday:

WASHINGTON _ Joint Economic Committee hearing on systemic threats of large financial institutions.

WASHINGTON _ Senate Finance Committee hearing on overhauling the health care system.

WASHINGTON _ House Oversight and Government Reform subcommittee hearing on the Treasury Department's plan for toxic assets.

SUNNYVALE, Calif. _ Yahoo Inc. reports first-quarter financial results.

MINNETONKA, Minn. _ UnitedHealth Group Inc. reports first-quarter financial results.

PEORIA, Ill. _ Caterpillar Inc. reports first-quarter financial results.

ATLANTA _ Coca-Cola Co. reports first-quarter financial results.

ATLANTA _ Delta Air Lines Inc. reports first-quarter financial results.

WILMINGTON, Del. _ DuPont Co. reports first-quarter financial results.

MILWAUKEE _ Johnson Controls Inc. reports second-quarter financial results.

BETHESDA, Md. _ Lockheed Martin Corp. reports first-quarter financial results.

WHITEHOUSE STATION, N.J. _ Merck & Co. MRK reports first-quarter financial results.

SUNNYVALE, Calif. _ Advanced Micro Devices Inc. reports first-quarter financial results.

MIDDLETOWN, Ohio _ AK Steel Holding Corp. reports first-quarter financial results.

NEW YORK _ Arbitron Inc. reports first-quarter financial results.

NEW YORK _ Bank of New York Mellon Corp. reports first-quarter financial results.

MCLEAN, Va. _ Capital One Financial Corp. reports first-quarter financial results.

NEW YORK _ New York Times Co. reports first-quarter financial results.

NORFOLK, Va. _ Norfolk Southern Corp. reports first-quarter financial results.

KENILWORTH, N.J. _ Schering-Plough Corp. reports first-quarter financial results.

OMAHA, Neb. _ TD Ameritrade Holding Corp. reports second-quarter financial results.

MINNEAPOLIS _ U.S. Bancorp reports first-quarter financial results.

ARLINGTON HEIGHTS, Ill. _ UAL Corp. reports first-quarter financial results.

HARTFORD, Conn. _ United Technologies Corp. reports first-quarter financial results.

ENGLEWOOD, Colo. _ Western Union Co. reports first-quarter financial results.

PARIS _ Luxury goods maker PPR reports first quarter sales.

FRANKFURT _ ZEW institute releases monthly index of investor confidence in Europe's biggest economy.

WASHINGTON _ House Judiciary subcommittee hearing, "A New Age for Newspapers: Diversity of Voices, Competition and the Internet."

WASHINGTON _ Senate Health, Education, Labor and Pensions Committee hearing on green skill training for workers.