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		| Clemence  Christin  | 
	
	
		| Normandie Université, UCBN, CREM-UMR CNRS 6211 | 
	
	
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		| UFR SEG | 
	
	
		| Université de Caen Basse-Normandie | 
	
	
		| 19 Rue Claude Bloch | 
	
	
		| CAEN,  14000 | 
	
	
		| FRANCE | 
	
	
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		| clemence.christin@unicaen.fr | 
	
	
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		JEL Areas: L1 : Market Structure, Firm Strategy, and Market Performance: General Q5 : Environmental Economics: General |