Event-related functional magnetic resonance imaging was used to investigate the neural mechanisms underlying intertemporal preference for symmetric gains and losses in certain conditions, by asking subjects to choose between two gains or two losses available at different points in time. Our data...

According to recent evidence (Frederick, Loewenstein, & O’Donoghue, 2002), the traditional Discounted Utility model (Samuelson, 1937) has a limited ability to describe realistic models of behaviour and indeed there are several documented empirical regularities that seem to contradict this...