Transport amphoras are a fruitful focus of study because their dates and places of production are well understood and they can therefore be used to identify trade and exchange links. Quantitative study is being used at Olynthos to define changing patterns in the intensity of use of local as opposed to imported types.
Lawall, M. 2005. “Amphoras and Hellenistic Economies: Addressing the (over) Emphasis on Stamped Amphora Handles,” in Archibald, Z., Davies, J. and Gabrielsen, V. (eds.) Making, Moving and Managing the New World of Ancient Economies, 323-31 BC. Oxford, 188-232.