The authors argue that the banks' oligarchic power stems from the size and concentration of American finance.

ECONOMIST: The financial crisis and the future of regulation

When Mr Arnold first looked into it, he says, what surprised him most was not so much the total size of the positions that the bank had taken as their high concentration.

ECONOMIST: British banking

The process of land concentration tends to be amplified by large-scale foreign land acquisitions, resulting in growing inequalities in farm size.

UNESCO: Madiodio Niasse on the risks associated with large-scale foreign land aquisitions | United Nations Educational, Scientific and Cultural Organization