Office of Travel and Tourism Industries (OTTI) – Reports on arrival and departure information to and from the U.S.
http://www.tinet.ita.doc.gov/research/monthly/index.html

University of Minnesota Tourism Center – Research and Publications
http://www.tourism.umn.edu/

Minnesota Department of Natural Resources (DNR) – Facts and Figures
http://www.dnr.state.mn.us/faq/mnfacts/index.html

Minnesota Department of Natural Resources (DNR) – Resources, Recreation & the Economy
http://www.dnr.state.mn.us/faq/mnfacts/economy.html

Minnesota Department of Natural Resources (DNR) – Reports, including current and projected outdoor recreation participation
http://www.dnr.state.mn.us/aboutdnr/reports/index.html

Tourism, Hospitality, & Leisure Journals Index
http://www.alastairmmorrison.com/journals.htm

U.S. Department of Labor, Bureau of Labor Statistics (BLS) – Source of most current available data from Quarterly Census of Employment and Wages (QCEW)
http://www.bls.gov/cew/

Minnesota Department of Employment and Economic Development (DEED) – User-friendly data tool for reports of unrefined estimates from Quarterly Census of Employment and Wages (QCEW)
http://www.deed.state.mn.us/lmi/tools/qcew.htm

Minnesota Department of Revenue – Minnesota Sales and Use Tax
http://www.taxes.state.mn.us/taxes/legal_policy/research_reports/content/sales_use_reports.shtml

U.S. Fish and Wildlife Service – National Survey of Fishing, Hunting, and Wildlife-Associated Recreation, Reports and Products, 1991-2006
http://wsfrprograms.fws.gov/Subpages/NationalSurvey/reports.htm

U.S. Fish and Wildlife Service – 2001 National Survey of Fishing, Hunting, and Wildlife-Associated Recreation, Minnesota State Report
http://www.census.gov/prod/2003pubs/01fhw/fhw01-mn.pdf