Final answer:
The importance of having children for couples has decreased compared to the past due to various factors such as career focus, cost of raising a child, and delayed family planning.
Step-by-step explanation:
The importance of having children for couples has decreased compared to the past. There are several factors contributing to this change. Many couples today are focused on their careers and find it challenging to balance work and family life. Additionally, the cost of raising a child has increased, which can be a deterrent for some couples. More women are entering the workforce and prioritizing their professional goals, which can lead to a delay in starting a family.