This article actually addresses this, and is one component of the larger problem: "Older people tend to vote for their own self-interests, and in the case of B

This article actually addresses this, and is one component of the larger problem: "Older people tend to vote for their own self-interests, and in the case of Britain, end up controlling the government in power; voters with pensions and homes opt for lower growth and restricted housebuilding, further raising the cost of home ownership for the young and so pushing down the fertility rate still further. If we’re playing a generational blame game for the lack of children…"