Nobody was stupid enough to throw away an astronomical sum of 1.5 trillion credits.
Even if the Nayald Ancient Clan of the Terran Alliance had a lot of spare cash in reserve, it would have been smarter to invest all of that cash into its own civilian or military infrastructure.
Why did the Nayalds insist on giving Ves a huge bag of cash and an invitation of founding an entire first-class colony within their territory?
He knew that people who operated at this exceedingly high level rarely made their intentions clear on the surface.
They also had a habit of killing a lot of birds with a single stone. The more birds they managed to fell with a single toss, the more profit they harvested at the end!
This was how winners separated themselves from the losers. The groups that tended to be more successful than others had merely gotten really good at translating modest effort into massive gains.