Although available information about economy during the Catalan occupation is scant, a finding of approximately 500 coins discovered near Thebes suggests the close economic and commercial relations between the Catalans of Athens and the kingdom of Sicily. On the picture, one of the silver coins.
Tzamalis, P. A., Ta nomismata tis Fragkokratias 1184-1586, Noummio publications, Athens 1981, p. 94, phot. 2.
Athens, Private collection