The economic impact of Covid has been shouldered overwhelmingly by ordinary workers and young people, lower paid workers in particular, while a tiny elite of billionaires have actually profited greatly. New figures from Forbes show that the wealth of billionaires increased by more than 60% during the pandemic. Denis O'Brien, owner of the Beacon Hospital and much more, is now €1.4 billion richer than a year ago. His wealth has increased by €4 million every day in the last year but we still have no wealth tax on mill…