Bonds up as investors await week's economic data

Treasury prices rose Monday as fixed-income investors secured positions before a number of key economic reports to be released in the coming days.

With little in the way of economic news during the session, investors looked toward Tuesday's Commerce Department report on April retail sales to get a better idea of consumers' ability to spend. The market's concern is that record-high energy and food prices have cut into consumer spending, which accounts for two-thirds of the U.S. economy.

Many economists predict that late 2008 might show a rebound in the economy, but that hinges on how financially secure consumers feel. One factor will be what happens to crude …