To old hands in Washington, David A. Stockman will always be the long-haired numbers cruncher who led the cheers for Reaganomics but nearly lost his job for privately denigrating the administration's budget at the same time he sold it to the public. Stockman's trip "to the woodshed" with President Ronald Reagan and his denouncement of the "rosy scenario" of White House fiscal policy helped coin political phrases that linger in the capital's lexicon more than two decades after he left government. .