Reutskaja, Elena; Nagel, Rosemarie; Camerer, Colin F.; … - In: American Economic Review 101 (2011) 2, pp. 900-926
We study decisions that involve choosing between different numbers of options under time pressure using eye-tracking to monitor the search process of the subjects. We find that subjects are quite adept at optimizing within the set of items that they see, that the initial search process is random...