{58}關於麥元的信息，我參考了一本未出版的博士論文：Refael Benvenisti，Economic Institutions of Ancient Assyrian Trade in the Twentieth to Eighteenth Centuries BC (Hebrew University of Jerusalem，Unpublished Ph.D.thesis，2011).並請參見：Norman Yoffee，'The Economy of Ancient Western Asia'，in Civilizations of the Ancient Near East，vol.1，ed.J.M.Sasson (New York：C.Scribner's Sons，1995)，1387-99；R.K.Englund，'Proto-Cuneiform Account-Books and Journals'，in Creating Economic Order：Record-keeping，Standardization，and the Development of Accounting in the Ancient Near East，ed.Michael Hudson and Cornelia Wunsch (Bethesda，MD：CDL Press，2004)，21-46；Marvin A.Powell，'A Contribution to the History of Money in Mesopotamia prior to the Invention of Coinage'，in Festschrift Lubor Matou.，ed.B.Hru.ka and G.Komoróczy (Budapest：E.tv.s Loránd Tudományegyetem，1978)，211-43；Marvin A.Powell，'Money in Mesopotamia'，Journal of the Economic and Social History of the Orient，39：3(1996)，224-42；John F.Robertson，'The Social and Economic Organization of Ancient Mesopotamian Temples'，in Civilizations of the Ancient Near East，vol.1，ed.Sasson，443-500；M.Silver，'Modern Ancients'，in Commerce and Monetary Systems in the Ancient World：Means of Transmission and Cultural Interaction，ed.R.Rollinger and U.Christoph (Stuttgart：Steiner，2004)，65-87；Daniel C.Snell，'Methods of Exchange and Coinage in Ancient Western Asia'，in Civilizations of the Ancient Near East，vol.1，ed.Sasson，1487-97.
{59}Nahum Megged，The Aztecs (Tel Aviv：Dvir，1999[Hebrew])，103.
{60}Tacitus，Agricola，ch.30(Cambridge，Mass.：Harvard University Press，1958)，pp.220-21.
{61}A.Fienup-Riordan，The Nelson Island Eskimo：Social Structure and Ritual Distribution (Anchorage：Alaska Pacific University Press，1983)，p.10.
{62}Yuri Pines，'Nation States，Globalization and a United Empire –the Chinese Experience (third to fifth centuries BC)'，Historia 15(1995)，54[Hebrew].