| Saturday 8:00 - 9:45 a.m.  | 
						Session 103G Environmental and Natural Resource Policy  | 
            
Organizers:  | 
          John C. Whitehead, Appalachian State University  | 
Session Chairs:  | 
          Sarah L. Stafford, College of William and Mary  | 
Papers:  | 
					
           "Phase-In of Nonpoint Sources in a Transferable Discharge Permit (TDP) System for Water Quality Management: Setting Permit Prices" "Do Spatial Interactions Matter for Water Conservation Policy in Agriculture?" "How to Prevent an Excessive Use of Packaging?" "The Efficient State Conservation Tax Credit"  | 
            
Discussants:  | 		
          Marc Ribaudo, USDA-ERS  | 
| Saturday 2:15 - 4:00 p.m.  | 
						Session 148K Biodiversity  | 
            
Organizers:  | 
          John C. Whitehead, Appalachian State University  | 
Session Chairs:  | 
          Juan Aguirre, Center for Sustainable Development - Costa Rica  | 
Papers:  | 
					
           "Optimum Incentives and Habitat Conservation on Florida's Non-Industrial Private Forests" "Stochastic Dominance, Entropy and Biodiversity Manasgement" "Assessing the Effectiveness of Biodiversity Conservation Strategies: The Case of the United States' Endangered Species Act" "Using an Elasticity-Based Model to Assess the Economic Impact of Import Regulations to Prevent Mediterranean Fruit Fly Establishment in U.S.: Applications on the Import of Spanish Clementines"  | 
            
Discussants:  | 		
          Christian Langpap, Tulane University  |