Digital economy rankings was published as a one-off exercise by the Economist Intelligence Unit as the follow-up to their previous e-readiness rankings.
This was done to reflect the increasing influence of ICT in economic (and social) progress.
The report was titled "Beyond e-readiness".
[1] As of 2014[update], the Economist has not published a follow-up to the 2010 report, leaving it substantially outdated.
A much more comprehensive and up-to-date index is the UN's ICT Development Index.