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Md Abdul Wadud
Department of Economics, Rajshahi University, Rajshahi 6205, Bangladesh
 
Department of Economics
Rajshahi University
Rajshahi, 6205
Bangladesh
 
wadud68@yahoo.com
 
 
 
 
 
 
JEL Areas:
C0 : Mathematical and Quantitative Methods: General
O3 : Technological Change; Research and Development: General