The w h o's chief economics commentator, martin wolfe, joins us now. How well do you think central banks and governments have dealt with the economic impact of the pendemic? I think in terms of the economic side, they mostly did a pretty good job. When you look outside them, to developing countries, there are been some huge disasters. In latin america, it's pretty clear that there may now be another lost decade. The economic crisis has had very equal impact upon a people.