Indices were created so investors could have a sense of how the overall market is performing, and market value-weighted indices do this very well.

引入指数的概念是为了使投资人对整体市场有大概的认识，依据市值权重的指数在这方面表现非常良好。

youdao

The Dow is a relic of a market indicator; an average, not an index, weighted by price, not by market value.

道指是业已过时的市场指标；它是平均数，而非指数；以市价而非市值为权重。

youdao

The simplicity of a value-weighted index has to be replaced by a set of complex rules.

简单的市值加权指数已经被一系列复杂的规则所代替。

youdao

We think the Fed underestimates this linkage, in part by using the trade-weighted value of the dollar rather than the absolute value (the trade-weighted dollar mixes together changes in the dollar with changes in the value of foreign currencies).

FORBES: Third Quarter Strength, Stagflation Ahead

The pound's trade-weighted value rose by more than 20% between August 1996 and August 1997.

ECONOMIST: The economy

Sterling has lost 15% of its trade-weighted value over the past year, and 5% over the past month.

ECONOMIST: Britain's economy