A new account of the Mediterranean economy in the 10th to 12th centuries, forcing readers to entirely rethink the underlying logic to medieval economic systems. Chris Wickham re-examines documentary and archaeological sources to give a detailed account of both individual economies, and their relationships with each other.Chris Wickham offers a new account of the Mediterranean economy in the tenth to twelfth centuries, based on a completely new look at the sources, documentary and archaeological. Our knowledge of the Mediterranean economy is based on syntheses which are between 50 and 150 years old; they are based on outdated assumptions and restricted data sets, and were written before there was any usable archaeology; and Wickham contends that they have to be properly rethought. This is the first book ever to give a fully detailed comparative account of the regions of the Mediterranean in this period, in their internal economies and in their relationships with each other. It focusses