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