“…Sites were therefore connected to one another, and sources of copper and tin were not dispersed equally between these settlements. As a consequence, these commodities and items made from them were sometimes traded and exchanged over considerable distances, and exchange systems of rare and prestigious goods were wide spread (Carter, 2015; Higham, 1989, 1996, 2002; Murillo‐Barroso, Pryce, Bellina, & Martinón‐Torres, 2010; Pryce et al, 2018). For instance, in the Nyaung'gan Bronze Age Culture area of Myanmar, metal artefacts appear to have the same chemical signature than copper smelting sites found in Central Thailand (Pryce et al, 2016, 2018).…”