Some American officials are on edge following French President Nicolas Sarkozy’s aggressive statements about American capitalism, and his decision to hold his own financial summit meeting.

European nations watered down several French proposals that would have pressed the United States and other countries to agree to changes to the global financial system when they meet Nov. 15.

Solar power is surging in the United States, in part due to generous state and power company incentives and rebates.

In rescuing A.I.G., Washington has likely undercut future efforts to promote its market policies abroad.

In rescuing A.I.G., Washington has not only turned away from decades of rhetoric about the virtues of the free market, it has also likely undercut future efforts to promote its market policies abroad.

The speech’s ratings dwarfed the audience for the Summer Olympics and the season finale of “American Idol” in May.

The increasing flow of data around the United States may have intelligence, and possibly military, consequences.

The S.E.C. moved to require all American companies to use international accounting standards by 2016.

The major U.S. indexes extended Monday’s decline after the government reported a rise in wholesale prices and a fall in housing construction. Markets in Europe and Asia also fell.

The Nikkei average slid 2.7 percent to hit a one-month low on Tuesday as exporters and bank shares were battered after jitters about the health of the financial system in the United States re-emerged.