monetarized economy involved a social structure entirely different from that which went with an economy in kind. It was this change in the social structure accompanying the use of money rather than the technical fact of its use which ought to be emphasized, he thought. Had this point been expanded to include the varying social structures accompanying trading activity in the ancient world the controversy might have been resolved before it began. In other words, had Rodbertus further explained that different forms of money and exchange structured societies in varying ways, generations of confused controversy might have been avoided. The matter was finally explained when Karl Bucher approached the classical world not from our conventional mode of historical retrospect but from the primitive side. By starting