Indexes

Global stock indexes surged Wednesday as U.S. government leaders agreed on a $2 trillion rescue package for the world’s largest economy.

Wall Street opened the new trading week on a high note Monday with big gains by all three major indexes.

The roller-coaster ride continued in financial markets, with sharp swings rocking major indexes from Asia, Europe and North America.

With stock indexes soaring in recent weeks to all-time highs, some experts concluded the country's households had recouped nearly all of the lost wealth.

A tensor has then the property that when it is summed over one index (with a vector), it gives a new vector; and when it is summed over both indexes (with two vectors), it gives a scalar.