There are various ways player characters can contribute to the economy.
Player characters can claim free land to use for crops or livestock for as long as they can defend it.
Player characters can cut down trees or mine mineral resources, provided they can manage any locals offended by such activity.
Some resources are only available via PvE combat.
Player characters can also contribute by turning raw materials into intermediate or finished goods.
Read more about crafting here: Crafting
Goes from town to town making profit of different prices in between towns.
More a nomadic job.