Indeed, in these times China had a monopoly for silk production [1]. It would be also interesting to know prices of spices, other luxury product driving intern

Indeed, in these times China had a monopoly for silk production [1]. It would be also interesting to know prices of spices, other luxury product driving international trade in ancient times [2]. [1] http://en.wikipedia.org/wiki/History_of_silk http://en.wikipedia.org/wiki/History_of_silk [2] http://en.wikipedia.org/wiki/Incense_Route http://en.wikipedia.org/wiki/Incense_Route, http://en.wikipedia.org/wiki/Silk_Road http://en.wikipedia.org/wiki/Silk_Road