To compete with Paul financially was indeed a very disgusting thing.
He had just made a lot of profit from his spacecraft remodelling project before they departed. One could also tell from this impromptu business endeavor that he must be someone who was pretty good at doing business. Thus, he must have amassed an astonishing amount of wealth.
In truth, Sheyan disapproved of the idea of amassing wealth. Wealth could only truly be called wealth if it was spent and converted into combat power. One would own nothing if one died.
But the realm was a large place. There might actually be some insane people who were Grandet reincarnated, who were motivated by the desire to see a large number in their account and would burst out with great power to defend their fortune to the death....
(TL: https://en.wikipedia.org/wiki/Eugénie_Grandet )