Billionaires Weigh Plea From Nader

By SUSAN GRAY

Ralph Nader has a new cause: prodding America's richest people into meeting to discuss how they can spread the wealth to the poorest, be it through philanthropy or changes in tax systems.

Mr. Nader, the consumer advocate, last month fired off a letter to Microsoft Corporation's chairman, Bill Gates, who is estimated to be worth $40-billion, and urged him to organize a conference of billionaires that would deal with the gap between haves and