Sure sure, but they chose to focus on monetary wealth, property, and debt as the primary reason all of them are in the game, and their struggle to run around and make something for themselves being the entertainment for the ones above them.

Obviously, all the fake socialisms in the world are worse, and the show even touches on that when the woman talks about her village in North Korea dying of disease, getting burned alive, and her parents being shot while fleeing. But the show is still a critique of capitalism.

A common joke is that a North Korean squid games would have people fighting to earn food instead of money.