Many fundraisers report donations using categories such as more than £ 1000, more than £ 10,000, etc. One naturally wonders how we should categorise donations and whether categorising raises more than simple uncategorised reporting. To answer these questions, we employ a signalling game...

We analyze a model of conformity with contrasting inferences. Given a form of 'strong inferences', any non-conforming agent is believed to have 'extreme preferences' and can expect to receive low esteem. With a weaker form of inferences, a non-conforming agent could be inferred to have 'average...

We formulate a club model where players' have identical single-peaked preferences over club sizes as a network formation game. For situations with "many" clubs, we provide necessary and sufficient for non-emptiness of the farsighted core and the direct (or myopic) core. With "too few" clubs, if...

Werner Güth's ultimatum game played a key role in the development of multiple research areas, several of which are highlighted.

We conducted an experimental study of price competition in a duopolistic market. The market was operationalized as a repeated game between two "teams" with one, two, or three players in each team. We found that asking (and winning) prices were significantly higher in competition between...