How can two companies negotiate when one knows every detail of the other, but not vice versa. One will always take everything 'left on the table' from the negot

How can two companies negotiate when one knows every detail of the other, but not vice versa. One will always take everything 'left on the table' from the negotiation, and the other will just scrape along until a bump in the road, where they'll have no fat left to survive and will go bankrupt. The US needs to show that there are proper checks and balances on their information collection, that the data only leaves company servers when a judge signs off that there's reasonable suspicion of a crime, and that anyone subpoenaed gets automatically notified after some reasonable period of time.