"A world without borders makes economic sense"

[smk]

http://www.guardian.co.uk/global-development/poverty-matters/2011/sep/05/migration-increase-global-economy?CMP=twt_gu

[Matija]

Of course it makes sence, but this article it seems to me is just another "deregulate, deregulate... and everything will be OK" propaganda, and doesn't discus reasons why are third-world countries poor.