This paper summarizes the major events in the recent history of modelling human decisions under risk. After presenting the basics of expected utility theory, the key pieces of evidence are described which showed that under certain circumstances, this theory is not descriptively valid. The most...

This paper pits expected utility theory and cumulative prospect theory against each other as regards their descriptive accuracy. Some older as well as newer pieces of evidence are described which show that under certain circumstances, expected utility theory is not descriptively valid. The most...

The Czech Republic has undergone a profound political, economical and social transformation in the past few decades. The changes that have occurred in society showed strongly in the change in the demographic behaviour of society and the change in the general population climate. The transition to...