That's Prisoner's Dilemma [1]. Similar to ban on advertising of cigarettes is said to be beneficial to Tobacco companies. I couldn't find definite quantitative research on this claim. On Wikipedia in economics section [2] this claim has [citation needed] tags assigned to it.

[1] https://en.wikipedia.org/wiki/Prisoner%27s_dilemma

[2] https://en.wikipedia.org/wiki/Prisoner%27s_dilemma#In_econom...