The rules are made by representatives for the benefit of the voting block that elected them. Some laws favor the rich, many laws favor whatever special-interes

The rules are made by representatives for the benefit of the voting block that elected them. Some laws favor the rich, many laws favor whatever special-interest group a politician is beholden to (whether that's a union, an ethnic group, a key industry in their area, or a group organized around a particular issue or ideology)