That is to say, where the issue is simple and public opinion is definite, the plutocracy is powerless ; but where public opinion is undecided, or baffled by the complexity of the issue, the plutocracy can secure a desired political result.
Source: Power, a new social analysis, 1938, by Bertrand Russell
More info.:
https://russell-j.com/beginner/POWER08_080.HTM