The practice describes a system prevalent in various historical empires where the right to collect taxes within a specific territory was auctioned off to the highest bidder. This individual, or group, then became responsible for gathering revenue from the designated region, typically retaining any surplus collected above the initially agreed-upon amount paid to the central authority. For instance, in the Ottoman Empire, individuals could bid for the right to collect taxes from a province, incentivizing them to maximize revenue extraction.
This revenue collection method provided a consistent income stream for governments, shifting the administrative burden and risk associated with tax collection onto private individuals. It allowed empires to generate revenue without maintaining a large, centralized bureaucracy. However, the system also created opportunities for abuse and corruption, as tax collectors were often incentivized to extract as much wealth as possible from the populace, potentially leading to economic hardship and social unrest. The benefits to the state were often offset by the exploitation of the common people.