Columbia University became the first U.S. institution to join the Network of European Economists Online (NEEO), an international economics research project. Led by the Nereus Consortium of European economics research libraries, NEEO is building Economists Online—a repository bringing together premier institutions’ economic research into a single portal. ...
Columbia University Libraries/Information Services’ Center for Digital Research and Scholarship (CDRS) is leading activities to share items from the University’s research repository, Academic Commons. CDRS, in a joint effort with the Libraries Digital Programs Division, has prepared an existing set of working papers, the full text of which will be provided to Economists Online. CDRS is also working to secure new content, including citations from current Columbia economics faculty work from the past ten years. ...
The open access movement:
Putting peer-reviewed scientific and scholarly literature
on the internet. Making it available free of charge and
free of most copyright and licensing restrictions.
Removing the barriers to serious research.
I recommend the OA tracking project (OATP) as the best way to stay on top of new OA developments. You can read the OATP feed on a blog-like web page or subscribe to it by RSS, email, or Twitter. You can also help build the feed by tagging new developments you encounter.