Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Pooled data. Log response ratios showing choice of the just-productive alternative in 3-s bins across the first 60 seconds following stimulus and food events in each condition of the experiment. For green-key stimulus events, C means response contingent on and/or off, and NC means noncontingent on and/or off. P denotes that the stimulus was also paired with food delivery.
