We see this happen when healthcare and education improve, and having more children is no longer a compelling solution to the risk of losing a child.
The tapering effect happens especially in urban areas, as opposed to rural ones, where birth rates tend to stay high.
Maybe the solution is to make urban areas attractive enough that everybody wants to live there for noneconomic reasons, so that whatever crowded-environment effect that takes place is not resolved by simply spreading out.
We see this happen when healthcare and education improve, and having more children is no longer a compelling solution to the risk of losing a child.
The tapering effect happens especially in urban areas, as opposed to rural ones, where birth rates tend to stay high.
Maybe the solution is to make urban areas attractive enough that everybody wants to live there for noneconomic reasons, so that whatever crowded-environment effect that takes place is not resolved by simply spreading out.