Browsing Master of Science in Operational Research by Acc. No. "91213"

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  • Pushpakumara, PAN; Pushpakumara, PAN [Thesis-Abstract]
    ABSTRACT In the past a transactions between two parties too-: place by way of exchanging goods. This was referred as the barter system. How ever due to many shortcoming in the barter system currencies were introduces ir. ...