International Economic differences are hard to eliminate !
Because there are only a few people who are willing to be rich or poor together with other people.
Most people, when he is rich, he is only willing to share with his closest relatives, But when he is poor, he wants others to share with him.
For example, the leader of a big country, he can't rely on the formal plan to increase productivity, his idea is to go to the money in other people's pockets.

That little child is really cute.
Is that a chef? He seem is a big movie star!