ITrust workshop Glasgow 2-4 Sep 2002

bullet1 J Sairamesh - Trust in e-business and value chains

bullet2 Economics of trust and experimentation

bullet3 Simplest model

Role of trust

Role of reputation

A "invests in" B, B gives something back to A -- B is trusted party.

A gives to B, B returns a proportion, but profits 3 times the difference.

bullet3 Game to experiment with different behaviours, based on profit models

Experiments yield contradictory results

IBM experiments:  multiple players

Use of reputation information does

More information -- even negative!!! -- causes greater investment!  (branding effect?)  ... may be rational result.


Ebay as research testbed on trust??

Investigate possible sting behaviours?