But key indexes rose sharply as the day wore on. Chief economist Peter Cardillo at Avalon Partners blamed uncertainty for the market volatility.

VOA: standard.2010.07.20

Pollster Peter Brown says that for now Americans seem patient as they await the result of the president's efforts to revive the ailing U.S.economy.

VOA: standard.2009.04.03

"The aftershocks will start off being fairly large and fairly frequent, and then sort of peter out as time goes on, although you will see aftershocks for weeks to months after the earthquake.

VOA: standard.2010.01.13