Each family builds its material well-being according to its own scenario: someone seeks to earn more, someone insists on the observance of the principles of reasonable spending by all family members. Family budgeting is the first step towards fulfilling your material desires.
And who should manage the family budget is a private matter for each family.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.