The English proverb would be "who pays the piper picks the tune."
There is also the debased version of the golden rule. The golden rule being, of course, "Do unto others as you would have them do unto you."
The debased version being, "Who has the gold, makes the rules." (http://quoteinvestigator.com/2015/01/11/has-gold/)
Sometimes in gloomier moments, I am reminded of the gap between the two.
In .de, SZ, Zeit and Spiegel appear to do tolerably. (I subscribe to the first of the three.) Two of them charge real money, though, and perhaps the third too, I wouldn't know.
The Germans have a proverb for this. Wer zahlt, schafft an. Liberally translated: Who pays, decides what's paid for.