Econintersect.com is an underfunded startup - yet has a stable of well known contributors - and has already been acknowledged as top quality by peers. Readership grows daily - however, growth is limited by the quantity of content. Econintersect is a contributor to Google news.
Ideally, be able to produce one article per day - and prepare a daily newsletter in html. Econintersect can work around intern's schedule. Going to econintersect.com will give intern a good feel of the type of contribution required.
The desired candidates would have have background or knowledge of economics or business (degree not necessary). Knowledge of web design or html a plus. Must be able to write in a journalistic style.