Adamowicz, W.L., J. Louviere and M. Williams 1994. Combining revealed and stated preference methods for valuing environmental amenities. Journal of Environmental Economics and Management 26(3): 271-292.

Allegan County 2007. Allegan County Parks and Recreation: Park size and location. Allegan County, Michigan website (accessed February 27, 2007).

Bardecki, M.J. 1998. Wetlands and economics: An annotated review of the literature, 1988-1998, with special reference to the wetlands of the Great Lakes. Report prepared for the Environment Canada - Ontario Region, May.

Benedict, M. and E. McMahon 2002. Green infrastructure: Smart conservation for the 21st Century. The Conservation Fund and Sprawl Watch Clearinghouse: Arlington, VA.

Bergstrom, J.C. and H.K. Cordell 1991. An analysis of the demand for and value of outdoor recreation in the United States. Journal of Leisure Research 23(1): 67-86.

Betz, C.J., J.C. Bergstrom and J.M. Bowker 2003. A contingent trip model for estimating rail-trail demand. Journal Environmental Planning and Management 46(1):79-96.

Bowker, J.M., D. English and J. Donovan 1996. Toward a value for guided rafting on southern rivers. Journal of Agriculture and Applied Economics 28(2); 423-432.

Boxall, P.C., B.L. McFarland and M. Gantrell 1996. An aggregate travel cost approach to valuing forest land recreation at managed sites. Forestry Chronicle 72: 615-621.

Breaux, A., S. Farber and J. Day 1995. Using natural coastal wetlands systems for wastewater treatment: An economic benefit analysis. Journal of Environmental Management 44(3): 285-291.

Bureau of Labor Statistics 2007. Consumer Price Index. Data Series Id: CUUR0000SA0. (accessed March 9, 2007).

Danielson, L.R., T. Hoban, G.L. Van Houtven and J.C. Whitehead 1995. Measuring the benefits of local public goods: Environmental quality in Gaston County, North Carolina. Applied Economics 27: 1253-1260.

Defenders of Wildlife 2006. A bibliography of economic valuation literature. Defenders of Wildlife Conservation Economics Program, updated April 11. Washington, DC.

de Groot, R.S., M.A. Wilson and R.M.J. Boumans 2002. A typology for the classification, description and valuation of ecosystem functions, goods and services. Ecological Economics 41: 393-408.

Doss, C.R. and S.J. Taff 1996. The influence of wetland types and wetland proximity on residential property values. Journal of Agricultural and Resource Economics 21(1): 120-129.

Englin, J., D. Lambert and W.D. Shaw 1997. A structural equations approach to modeling consumptive recreation demand. Journal of Environmental Economics and Management 33(1): 33-43.

Farber, S. and R. Costanza 1987. The economic value of wetlands systems. Journal of Environmental Management 24:41-51.

Feather, P., D. Hellerstein and L. Hansen 1999. Economic valuation of environmental benefits and the targeting of conservation programs: The case of the CRP. Agricultural Economic Report No. 778. Resource Economics Division, Economic Research Service, U.S. Department of Agriculture, Washington, DC. April.

Feltus, D.G. and E.E. Langenau, Jr. 1984. Optimization of firearm deer hunting and timber values in northern lower Michigan. Wildlife Society Bulletin 12:6-12.

Frawley, B. 2006. Michigan Deer Harvest Survey Report: 2005 Seasons. Wildlife Report No. 3454. Michigan Department of Natural Resources, Lansing, MI. June.

Greaney, C. 2007a. Michigan coastal park usage numbers from October 1, 2005 - September 30, 2006. Telephone inquiry to the Michigan Department of Natural Resources by L. Hudson on February 26.

Greaney, C. 2007b. Michigan coastal park usage numbers from October 1, 2005 - September 30, 2006. Email response from the Michigan Department of Natural Resources to E. Isley on April 26.

Haener, M.K. and W.L. Adamowicz 2000. Regional forest research accounting: A northern Alberta case study. Canadian Journal of Forestry Research 30:264-273.

Halstead, J.M., B.E. Lindsay and C.M. Brown 1991. Use of the Tobit Model in contingent valuation: Experiment evidence from the Pemigewasset Wilderness Area. Journal of Environmental Management 33:79-89.

Hiddema, J. 2007. Muskegon County park information: camping usage numbers through September 30, 2006. Email response from Muskegon County Parks and Recreation to E. Isely on February 26.

Isely, E.S. 2007. Facility size: Number and acreage. Telephone survey of sand and gravel companies throughout Michigan, July 7.

Kelch, D., F. Lichtkoppler, B. Sohngen and A. Daigneault 2006. The value of steelhead (Oncorhynchus mykiss) angling in Lake Erie tributaries. Journal of Great Lakes Research 32(3):424-433.

Kline, J.D. and S.K. Swallow 1998. The demand for local access to coastal recreation in southern New England. Coastal Management 26(3): 177-190.

Kreutzwiser, R. (1981). The economic significance of the Long Point Marsh, Lake Erie, as a recreational resource. Journal of Great Lakes Research 7(2):105-110.

Mahan, B.L., S. Polasky and R.M. Adams 2000. Valuing urban wetlands: A property price approach: Land Economics 71(1):100-113.

Michigan Department of Natural Resources and U.S. Forest Service 1999-2000. Landsat Thematic Mapper 5 and 7 (Enhanced Thematic Mapper Plus) imagery, September 21.

Michigan Department of Natural 2007. Michigan Natural Rivers Program. Department of Natural Resources Water Management website,,4570,7-350-79136_79236_82211---,00.html (accessed April 3, 2018).

Millennium Ecosystem Assessment 2003. Ecosystems and human well-being: A framework for assessment. Island Press: Washington, DC.

National Agricultural Statistics Service 2002. Michigan County Level Data, Irrigation: 2002 and 1997. 2002 Census of Agriculture, Vol. 1, Ch. 2. USDA website, 

Parsons, G.R. and Y. Wu 1991. The opportunity cost of coastal land-use controls: An empirical analysis. Journal of Leisure Research 20: 61-75.

Piper, S. 1997. Regional impacts and benefits of water-based activities: An application in the Black Hills region of South Dakota and Wyoming. Impact Assessment 15: 335-359.

Plantinga, A.J. and J. Wu 2003. Co-benefits from carbon sequestration in forests: Evaluation reductions in agricultural externalities from an afforestation policy in Wisconsin. Land Economics 79(1):74-85.

Prince, R. and E. Ahmed 1988. Estimating individual recreation benefits under congestion and uncertainty. Journal of Leisure Research 20: 61-76.

Ralston, S.N., W.M. Park and E.J. Frampton 1991. Contingent valuation and recreational demand. Journal of Applied Business Research 7(3): 116-119.

Ready, R.C. and C. W. Abdalla 2005. The amenity and disamenity impacts of agriculture: Estimates from a hedonic pricing model. American Journal of Agricultural Economics 87(2): 314-326.

Rein, F.A. 1999. An economic analysis of vegetative buffer strip implementation - case study: Elkhorn Slough, Monterey Bay, California: Coastal Management 27: 377-390.

Ricco, K. 2007. Allegan County park information: Usage numbers estimates (2006 and 2007) and park acreage. Email response from Allegan County Parks and Recreation to E. Isely on February 22.

Richards, M.T., D.A. King, T.C. Daniel and T.C. Brown 1990. The lack of an expected relationship between travel cost and contingent value estimates of forest recreation values. Leisure Sciences 12: 303-319.

Sellar, C., J.R. Stoll and J. Chavas 1985. Validation of empirical measures of welfare change: A comparison of nonmarket techniques. Land Economics 61(2): 156-175.

Shafer, E.L., A. Upneja, W. Seo and J. Yoon 2000. Economic values of recreational power boating resources in Pennsylvania. Environmental Management 26(3): 339-348.

Siderelis, C. and R. Moore 1995. Outdoor recreation net benefits of rail-trails. Journal of Leisure Research 27(4): 344-359.

Siderelis, C., R. Moore and J-H Lee 2000. Incorporating users' perceptions of site quality in a recreation travel cost method. Journal of Leisure Research 32(4): 406-414.

Song, C.F. and J.B. Loomis 1986. Economic value of Idaho sport fisheries with an update on valuation techniques. North American Journal of Fisheries Management 6:494-503.

Stevenson, J. 2007. 2006 By the Numbers: Park Attendance Muskegon County. Muskegon Chronicle, Section C: Local-State, February 4.

Stynes, D.J., T.C. Wu and E.M. Mahoney 1995. 1994 Michigan Boating Survey. Clean Vessel Act/Michigan Boating Study, 1994-5: REPORT 2.

Sutherland, R.J. 1982. The sensitivity of travel cost estimates of recreation demand to the functional form and definition of origin zones. Western Journal of Agricultural Economics 7: 87-98.

Thorsnes, P. 2002. The value of suburban forest preserve: Estimates from sales of vacant residential building lots. Land Economics 78(3): 426-441.

Tietenberg, T. 2006. Environmental and Natural Resources Economics. Chapter 2, at 17. Pearson Education, Inc.: Boston, MA.

TimberSource 2007. Standing Timber for Sale: Michigan D.N.R., Cadillac Forest Unit, Baldwin Field Office. Public auction results for all standing timber in Michigan,  (accessed May 9).

Troy, A. and M.A. Wilson 2006. Mapping ecosystem services: Practical challenges and opportunities in linking GIS and value transfer. Ecological Economics 60: 435-445.

U.S. Census Bureau 2000, American Factfinder. Profile of Selected Social Characteristics: 2000 (for Michigan counties). (accessed March 30, 2007).

U.S. Census Bureau 2005. Michigan: 2002 Economic Census, Mining. Geographic Area Series Report No. EC02-21A-MI, issued May.

U.S. Census Bureau 2007. State and County Quick Facts: Michigan. Updates, May 7, 2007, (accessed May 30, 2007).

West Michigan Strategic Alliance 2007. Regional 2005 Statistics at a Glance. West Michigan 2006 Regional Indicators: Vital Signs. Published April 19, 2007, Grand Rapids, MI. Available at (accessed May 31, 2007).

Whitehead, J.C., P.A. Groothuis, R. Southwick and P. Foster-Turley 2006. Economic values of Saginaw Bay coastal marshes with a focus on recreational values. Michigan Department of Environmental Quality, Economic Sciences and Services Division grant report to the National Fish and Wildlife Foundation and the U.S. Environmental Protection Agency, June 30.

Wilson, M.A., R. Costanza and A. Troy 2004. The EcoValue Project. University of Vermont, Gund Institute of Ecological Economics, (accessed June 12, 2007).

Wittenberg, E. and S. Harsh 2006. 2005 Michigan land values and leasing rates. Michigan State University, Department of Agricultural Economics, Report No. 625.

Wood, J. 2007. Muskegon County park information: Size and amenities. Email responses from Muskegon County Park System to E. Isely on February 26.

Woodward, R.T. and Y-S. Wui 2001. The economic value of wetland service: A meta-analysis. Ecological Economics 37:257-270.

Zawacki, W.T., Q. Marsinko and J.M. Bowler 2000. A travel cost analysis of nonconsumptive wildlife-associated recreation in the United States. Forest Science 46(4): 496-506.