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Digital Value Transfer Systems, Edward Castronova

Washington and Lee Law Review Online

A “digital value transfer system” (DVT) is a computer program that moves purchasing power from one person to another by exchanging different forms of virtual currency. In this Essay, I will give examples of DVTs and explain how they work. Then I will use the economic theory of budgets to explain how DVTs increase the liquidity and reach of all forms of virtual money. In effect, DVTs make all forms of currency, from dollars to frequent-flyer miles, essentially equivalent in terms of purchasing power. I conclude with a brief discussion of the possible implications of DVTs for the economy and …