Question: What is implied about the fact that only men were given long names? And why were women given all the same name? What does that say about Roman gender hierarchy? (Ancient Rome)

It shows that they saw men as more important than women.

Explanation:

If men were given longer names and women were all the same then that shows how they wanted the men to be recognized individually.

demand is the need and oportunity to buy a given good or service.