Douglas Harper's Etymology Dictionary
1834, from money + -cracy.
Wiktionary
n. Rule by the rich.
Wikipedia
Moneyocracy is a 2012 documentary film about Citizens United v. Federal Election Commission, ,which was a landmark United States Supreme Court case in which the Court held that the First Amendment prohibited the government from restricting independent political expenditures by corporations and unions. The film explores how the Citizens United v. Federal Election Commission decision has dramatically changed the U.S Campaign Finance Laws and lead to the most expensive Elections in the United States. The film describes the systemic corruption of the United States democracy and the consequences of that systemic corruption on the U.S democracy and the electorate.