Partly as a result of the demographic and social trends, the changing economy such as that of women working outside the home, or the average age of workers is more.
Partly as a result of demographic trends, economic and social changes such as more women work outside the home. The average age of the workforce or more.
Part as a result of trends in population and economic society changes, such as the fact that women work outside the home even more. Or the labor force with the average age more .