Immediately after the decision, the choice was framed in bold and afterwards d1 coin was displayed in case of a gain, a crossed-out coin was displayed in case of a loss and an empty white circle was displayed in case of the outcome nil. Volunteers were required to select between the ...
The other cue was always a white 'pass' circle that predicted a smaller reward (nominal volume of juice for NHPs, $0.01 for humans) as a safe alternative with no aversion. The side of the screen in which the cues were presented in each trial was randomized. Data were analyzed using a...