To understand mixed evidence provided by empirical studies for the relationship between the accumulation of public debt and economic growth, it is necessary to consider not only the crowd-out effect of public debt on economic growth but also the growth-enhancing crowd-in effect that cannot be...

This paper investigates the impact of low fertility on long-term capital accumulation and economic welfare. We find that the impact differs according to whether the low fertility arises from a decrease in the intensive or extensive margin of fertility. We show that an increase in the intensive...