Xu Yuan understood the moment he heard the words.
The economic forces under his father's command were relatively independent.
It seemed that only in times of deficit would his father or that uncle aide make adjustments to fill the gaps.
As for where the Black Scale Guards' money came from...
The intelligence business was a lucrative industry in any world, in any dynasty.
And seeing how reticent Ying'er was, Xu Yuan felt that the Black Scale Guards were likely also involved in the business of assassins.
With that thought, Xu Yuan returned to his senses.
Then,
He found that the notorious leader of the Black Scale Guards opposite him was still nagging like an aggrieved woman:
"...I've been helping Tian'an Commerce Assembly integrate information and investigate the inner workings every day. It's bad enough they don't give me a cut, but they still owe me for intelligence fees, and now they have the nerve to ask me for money.