Society of the Mongol Empire cook and sew for their husband, their children, and their elders. A wife's devotion to her husband continued after his death. Remarriages during the Mongol Empire did not occur often. Instead, her youngest son or her youngest brother took care of her. However Genghis Khan had allowed remarriage of widows including the levirate. Mongol women enjoyed more freedoms than those in their foreign vassal countries. They refused to adopt the Chinese practice of footbinding and wear chadors or burqas. The Mongolian women were allowed to move about more freely in public. Toward the end of the Mongol Empire, however, the
Society of the Mongol Empire to eliminate the overissue of the currency by Mongol and non-Mongol nobles since the reign of Great Khan Ögedei. His authority established united measure based on "sukhe" or silver ingot, however, the Mongols allowed their foreign subjects to mint coins in the denominations and use weight they traditionally used. During the reigns of Ögedei, Güyük and Möngke, Mongol coinage increased with gold and silver coinage in Central Asia and copper and silver coins in Caucasus, Iran and southern Russia.±±§ The Yuan dynasty under Kublai Khan issued paper money backed by silver, and again banknotes supplemented by cash and copper cash.