That’s only if you assume male-to-female ratio of 1:1 if they had, say, 10 women for each man, they would only lose 10% of their population per generation. However, if roughly one in ten pregnancies were with twins, the population would be stable.
Politics is a branch of philosophy about how societies should be governed. If you want to make a social commentary that is non political, you would have to avoid mentioning how society is or should be run. Also, how people should organise together.
Or you had a friend who worked at the store or the factory and could get you stuff because they liked you. A hundred friends could get you further than a hundred roubles.