Fur trade marten furs could generate in international markets spurred a "fur fever" in which many Russians moved to Siberia as independent trappers. From 1585 to 1680, tens of thousands of sable and other valuable pelts were obtained in Siberia each year. The primary way for the Muscovite state to obtain furs was by exacting a fur tribute from the Siberian natives, called a "yasak". "Yasak" was usually a fixed number of sable pelts which every male tribe member who was at least fifteen years old had to supply to Russian officials. Officials enforced "yasak" through coercion and by taking hostages, usually
Marten was typically fashioned into mittens. The marten is still traded locally. The locals place a high value on this pelt, typically trading it for consumable goods. In the Middle Ages, marten pelts were highly valued goods used as a form of payment in Slavonia, the Croatian Littoral, and Dalmatia. The banovac, a coin struck and used between 1235 and 1384, included the image of a marten. This is one of the reasons why the Croatian word for marten, "kuna", is the name of the modern Croatian currency. A marten is depicted on the obverse of the 1-, 2-, and 5-kuna