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		| Anindita  Sen | 
	
		| University of Burdwan | 
	
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		| Department of Economics | 
	
		| Golapbag Campus | 
	
		| University of Burdwan | 
	
		| Burdwan, West Bengal 713104 | 
	
		| India | 
	
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		| tinnisen@yahoo.com | 
	
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		| www.buruniv.ac.in | 
	
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		| JEL Areas: Q5 : Environmental Economics: General
 L1 : Market Structure, Firm Strategy, and Market Performance: General
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