BRITAIN IRELAND SCOTLAND YOUNG PEOPLE WOMEN Richard Green and family RESULTS 2006 Ranking Worth Industry 716= £80m Art London-based Green, 70, Britain’s biggest art dealer who once successfully bid £6.6m for a Canaletto, has three companies that we cautiously value at £69m, adding £11m for assets and past salaries. RESULTS 2005 Ranking 641= Worth 2005: £78m