In response to your asking, here are a few of the economic development related e-newsletters that I regularly receive (all are free):
The Agurban® E-zine by Jack Shultz, author of Boomtown USA
“Economnic Development Marketing Letter,” BlaneCanada
http://www.bizjournals.com – I receive a weekly roundup of stories from business journals around the country. Very useful for keeping up with trends.
Mississippi Busines Journal – daily e-newsletter – http://www.msbusiness.com.
Panetizen E-mail Newswire Brief – semi-weekly roundup of news from the planning world.
For more info on such publications just enter “economic development newsletter” in your search engine to set links to a wide variety of local economic development agencies’ e-newsletters.