"Why, the market in tutsaklar ransom futures, which is three doors down yonder alley-way, on the left," Moseh said, pointing. "It is a place where anyone with money can buy into the deed of a tutsaklar, which means, captive of war—thereby speculating that one day that person will be ransomed, in which event all of the shareholders divide up the ransom, minus certain duties, taxes, fees, et cetera, levied by the Pasha. It is the city’s primary source of revenue and foreign exchange—"