China is experiencing population ageing caused by a rapidly declining fertility rate and increased life expectancy. This demographic transition poses economic challenges, yet the intensity of these challenges depends on a number of factors, with the move of people from rural to urban areas being...

The paper investigates socially optimal patterns of economic growth and environmental quality in a neoclassical growth model with endogenous technological progress. In the model, the environmental quality affects positively not only to utility but also to production. However, cleaner...

Whether China continues its current energy-intensive growth path or adopts a sustainable development prospect has significant implication for energy and climate governance. Building on a Ramsey-Cass-Koopmans growth model incorporating the mechanism of endogenous technological change and its...

Europe will be challenged by demographic changes over the next few decades, even under favourable assumptions about fertility and migration, but the economic effects are not yet fully understood. This paper studies the effects of population ageing on economic growth, capital deepening and...