Though the CWC limits the chemicals they can legally produce, it also imposes stiff penalties against countries that fail to ratify the ban, to encourage nonparticipants to sign up.
The CWC rewards countries that fail to ratify the ban on chemicals.
mnli hypothesis: The CWC rewards countries that fail to ratify the ban on chemicals. premise: Though the CWC limits the chemicals they can legally produce, it also imposes stiff penalties against countries that fail to ratify the ban, to encourage nonparticipants to sign up.