It is of course true that monopoly power is not unique to rentierism. It frequently characterizes other forms of capitalist enterprise as well. But rentierism is distinctive insofar as it is the form of capitalism to which monopoly power is inherent. Monopoly infuses the way in which rentier assets are owned and controlled. And it infuses the manner in which such assets are commercialized to generate rental income. In short, the rentier sweats monopoly from every pore. And that is the problem.