Guillaume Hollard

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When it comes to interpreting others' behaviour, we almost irrepressibly engage in the attribution of mental states (beliefs, emotions…). Such "mentalizing" can become very sophisticated, eventually endowing us with highly adaptive skills such as convincing, teaching or deceiving. Here, sophistication can be captured in terms of the depth of our recursive(More)
  • Guillaume Hollard, G Aldashev, J Andreoni, G Attanasi, G Coricelli, M P Dargnies +5 others
  • 2012
It has long been observed that players in experimental games differ in their strategic ability. In particular, some players seem to lack any strategic ability whatsoever. These non-strategic players have not however been analyzed per se to date. Using a controlled experiment, we find that half of our subjects act non-strategically, i.e. they do not react to(More)
Spatial models of voting have dominated mathematical political theory since the seminal work of Downs. The Downsian model assumes that each elector votes on the basis of his utility function which depends only on the distance between his preferred policy platform and the ones proposed by candidates. A succession of papers introduces valence issues into the(More)
The ability to exert self-control is key to social insertion and professional success. An influential literature in psychology has developed the theory that self-control relies on a limited common resource, so that fatigue effects might carry over from one task to the next. However, the biological nature of the putative limited resource and the existence of(More)
A major challenge for decision theory is to account for the instability of expressed preferences across time and context. Such variability could arise from specific properties of the brain system used to assign subjective values. Growing evidence has identified the ventromedial prefrontal cortex (VMPFC) as a key node of the human brain valuation system.(More)
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