Over the next 50 years, this will continue to advance to 37.8. The working age population will grow, remain flat, or shrink in different ways throughout the world during the next century. In Germany, Italy, and Japan, where populations are no longer growing, the workforces are already diminishing. Britain's and France's will remain stable for about two decades before decreasing slowly. The United States' workforce will grow in the next two decades and remain stable for many decades thereafter.
Opportunities abound in every sector.
The growth in senior citizens will fuel tourism, leisure activities, financial services, and medical care. Every nation needs education. Asia and Latin America need to develop their infrastructures. Six billion people inhabit this globe. Many more will be here a century from now.