The Organisation for Economic Co-operation and Development (OECD), a group of the developed countries, in a report Regions and Innovation Policy said the richest 4% of regions accounted for one-third of all OECD growth over the 1995-2005 period.

A small number of wealthy regions in the world’s richest countries have been responsible for a third of the growth between 1995 and 2005.

The Organisation for Economic Co-operation and Development (OECD), a group of the developed countries, in a report Regions and Innovation Policy said the richest 4% of regions accounted for one-third of all OECD growth over the 1995-2005 period.

Half of all research and development (R&D) investment and patenting in the OECD area centred in the…