The one important exception to this dismal record is electronic brainstorming, where large groups outperform individuals; and the larger the group the better.

Despite this context, almost all groups of pupils outperform the average for their group in national examinations.

In fact, the group rarely outperforms the best individual working on his or her own.

But many savings institution stocks have come alive in the last month, and the group has outperformed the stock market.

"The group has been outperforming very nicely since 1990."

It follows a year when the group, which is owned by its staff, has outperformed other high street retailers.

Following are excerpts from the conversation: Q. In a report immediately after 9/11, you predicted that the group would outperform the market.

Both groups have outperformed the index as a whole.

"We don't think the group will outperform the market this year," she said.

Until recently the group had outperformed rivals, buoyed by the success of hip hop.