A social rate of discount is an important variable for cost-benefit analysis. Its size can be crucial for an approval (or disapproval) of the project under evaluation, therefore it is important to have a theoretically founded estimate of the discount rate. There are two main approaches to...

The authors' approach to the ethical and political aspects of inter-temporal interactions is the following: 1) Two representative agents Ra and Râ are analyzed and asymmetries in their wealth and voting powers are dealt with by a the text-book tool of a welfare function - its intra and...

We examine a strategic-choice handicap model in which males send costly signals to advertise their quality to females. Females are concerned with the net viability of the male with whom they mate, where net viability is a function of the male's quality and signal. We identify circumstances in...

We present a model of learning in which agents learn from errors. If an action turns out to be an error, the agent rejects not only that action but also neighboring actions. We find that, keepng memory of his errors, under mild assumptions an acceptable solution is asymptotically reached....

The article summarizes the main points discussed at the seminar on The Nobel Memorial Prize Laureates 2002, held by the Czech Economic Association (CEA) in March 2002. There were two main speakers at the seminar: The first was Michal Skoøepa (Czech National Bank and Charles University), who...