“Economic Benefits of a Walkable Community”
http://www.uwex.edu/ces/CCED/downtowns/ltb/lets/0703ltb.pdf  
from Wisconsin Extension outlines some “walkabale-talkable values”; housing values, new economy attraction, business relocation alternatives, reducing commuting costs, lower taxpayer costs, tourist attraction, capturing the emerging healthy lifestyle market.

“Mountain Biking in the Chequamegon Area and Implications for Regional Development”
http://www.uwex.edu/ces/cced/communities/bike.cfm
from UWEXT, provides information about mountain bikers, trip and trail characteristics, marketing and economic impact data for the CAMBA trail system in NW Wisconsin. CAMBA http://www.cambatrails.org/ is well worth a visit to see what a well organized regional non-motorized interest group is about.

Google Search for “Elroy-Sparta Trail”
http://www.google.com/search?hl=en&rlz=1B3GGGL_enUS238US238&q=Elroy-Sparta+Trail&btnG=Search
provides a whole host of Wisconsin sites which reveal many facets to this very successful rail trail; information and maps, lodging, community campgrounds, bicycling infrastructure and businesses.

"Economic Impact of Trails"
http://www.americantrails.org/resources/economics/NPSeconStudy.html
by American Trails-Rivers, Conservation, Trails Assistance Program, addresses the economic value of greenways, trails, and river protection as well as how conservation options create jobs, enhance property values, and expand local business.

“Case Studies of Water Trail Impacts on Rural Communities”
http://www.nps.gov/ncrc/programs/rtca/helpfultools/wtimpacts.pdf
by Lindsay Johnson, Oregon State University, 2002 presents a comparative analysis of 3 communities with calm water trails and the community economic development impacts associated with water trails.

“The Economics of River Conservation”
http://www.nps.gov/ncrc/programs/rtca/helpfultools/fulabib.pdf
an annotated bibliography by the American Trails-Rivers, Conservation, Trails Assistance Program.