In the industrialized countries, we find the biggest share of people who are older than ?

In the industrialized countries, we find the biggest share of people who are older than young.

Explanation:

Industrialized countries tend to have a low birth rate, which allows the isodod population to be larger than the youth population. This is a great challenge for the country, especially for the industry, as it can result in a lesser amount of productive labor in the product, reducing the number of active workers and promoting an insufficient industry.