Exuding confidence during a negotiation can be a lot easier said than done. This is especially true for those who are new to negotiating, in which case confidence is typically not something that is top of mind.
The fact is, learning how to be confident during a negotiation doesn't have to be nearly as difficult as one might think, so long as you take a few things into consideration.
Source: https://www.entrepreneurshipsecret.com/how-to-exude-confidence-during-negotiations/