He is not a Marxist.He is a crony and a Fascist. He survives and grows through government regulations. His trains are protected through special laws and their profits are protected by denial of permits to build alternative forms of transportation such as pipe lines.
Don't you think that's a distinction without a difference? The Political “Spectrum” isn't a line, it's a circle so the Fascists and the Marxists are right next to each other.