We propose an epistemic logic in which knowledge is fully introspective and implies truth, although truth need not imply epistemic possibility. The logic is presented in sequential format and is interpreted in a natural class of partial models, called balloon models. We examine the notions of honesty and circumscription in this logic: What is the state of an agent thatònly knows '' and which ho...

We study the phenomenon of tax evasion using a simple signaling model, in which the signal is taxpayer’s reported income. The novelty of our approach lies in the way we define honesty. Specifically, we advocate the view that there are no absolutely honest taxpayers: all taxpayers may under certain conditions become evaders. We investigate the implications of this type of honesty on the equilibr...

Creativity research has suggested that creative people are low in agreeableness. To explore this issue, we applied the HEXACO model of personality structure, which offers an expanded representation of interpersonal traits, particularly a distinction between Honesty–Humility and Agreeableness. A sample of 1304 adults completed the HEXACO-60 and several measures of creative achievement and activi...

We study and compare the behavioral consequences of honesty and white lie in communication. An honest agent always recommends the ex post optimal policy to the principal, while a white liar may manipulate information but only for the sake of the principal. We identify the effects of honesty and white lie on communication and show that, even though a white lie is intended to be beneficial to the...

In this paper, we try to see how virtual networks can af- fect the behavior of the young. Since there are so many indices to be affected by social networks, we evaluate these effects only on 10 more comprehensive behaviors as follows: identity, getting information and the rumors, rationalism,life style, spare time, religions rituals and cer- emonies, interaction with family, employment and eco-...

This paper examines the e ectiveness of cheap talk advice in recurrent relationships between a customer, and multiple experts who provide professional services with di erentiated specialties. Speci cally, the sustainable honesty level is characterized in relation to the degree of rivalry among the experts. The three main ndings are: 1) Fully honest advice may not be sustained if the pro tabilit...