Global wealth has increased significantly in recent years. However, poverty and income inequality has stayed at high levels in some countries despite the global economic expansion in the world during the past four decades. In this regard, extensive measures by national governments and...

The increases in global wealth and the developments in the field of health have led to decreases in mortality rates, increases in life expectancy, and decreases in fertility rate, leading to a population that is rapidly consisting more and more of older individuals. The demographic changes...