Drawing on historical evidence form Mesopotamia and ancient Egypt, this paper theoretically examines the relationship between accounting, writing and money. We develop Foucalut’s work on practices and Derrida’s work on “the logic of the supplement" to advance the argument that writing emerged as a supplement to accounting, money emerged as the double supplement to both accounting and writing, with accounting itself being a supplement to prior ways of numbering and valuing, and so accounting is part of a play of supplements. Accounting simultaneously named and counted objects as commodities, and in so doing it conferred a precise (denominated) value upon them: a value producing a recontextualised action, as items could, beyond the here and n...