| Friday 3:15 - 5:00 p.m.  | 
						Session 68D Social Production of Norms, Identities, and Knowledge  | 
            
Organizers:  | 
          R. Mark Isaac, Florida State University  | 
Session Chairs:  | 
          Frank W. Heiland, Florida State University  | 
Papers:  | 
					
           "Open Source Communities" "The Long-Run Social Dynamics of Obesity" "Different, But How Different? Evidence of Separate Black and Mulatto Identities in Historical Data"  | 
            
Discussants:  | 		
          Mary A. Burke, Florida State University  | 
| Saturday 8:00 - 9:45 a.m. *  | 
						Session 109G* New Directions in Group Size Effects and in Public Goods Provision  | 
            
Organizers:  | 
          R. Mark Isaac, Florida State University  | 
Session Chairs:  | 
          R. Mark Isaac, Florida State University  | 
Papers:  | 
					
           "Endogenous Group Formation With Costly Group Size" "Self-Selection in Risk-Sharing Contracts" "Praise in Public But Reward in Private" "Voluntary Association in Public Goods Experiments"  | 
            
Discussants:  | 		
          Not yet assigned  |