1/ Who determines the price of a token at launch?
For example, the SUI token cost a few cents in pre-sale and was listed at almost $1.50 on the Binance listing
There are many factors that determine the price of a token, including:
Total Supply and Circulating Supply, token demand, market competition, cost to generate the token, and other factors such as project or team strength and high publicity.
The project team can set the selling price to investors in the first. Or an agreement can be made with trading exchanges to set the listing price.