Raw materials and several important goods, such as metates, were imported into the household. Only the very wealthy could trade beyond this, but only for very exotic goods. As compounds became more common around AD 250, the figurines were increasingly made by molds by men. Ultimately, they were mass produced by men around AD 350.
Economy is affected by population size and density.
Obsidian was conducive to this kind of economic manipulation because it wore out quickly and was light and easy to carry, thus being easy to export to distant regions despite the limitations of human-transport. Now, four days of food permitted much more than a 40 km exploitive radius. Plus, many more days worth of food could be carried. Thus, the Roman empire traded routinely over hundreds of miles. In a state-level society, such as Fez, Rome, or Teotihuacan, markets are taxed, monitored, and regulated by a central authority.