background: to determine the knowledge, attitude and preventive practice of women above 45 years old. methods: a total of 770 households in kerman (southern iran) were selected for inclusion in the study using cluster sam pling from april through august 2005. the interview schedule consisted of 4 parts including questions about knowledge, atti tude and practice (kap) and also demographic questi...

We use an incentivized field experiment to test whether Chinese consumers underinvest in energy efficiency. document that providing information on the costs of lightbulbs significantly increases their willingness pay for energy-efficient bulbs, even among those who previously overestimated savings from Our results indicate are imperfectly informed, but neither biased beliefs nor salience can ex...

On the basis of impossibility results on probability, belief revision, and conditionals, it is argued that conditional beliefs differ from beliefs in conditionals qua mental states. Once this is established, it will be pointed out in which sense conditional beliefs are still conditional, even though they may lack conditional contents, and why it is permissible to still regard them as beliefs, a...

This report focuses on a research project concerning individual curricula regarding the instruction of statistics and of probability theory. Individual curricula will be described as belief systems which contain teachers’ subjective knowledge and conceptions about mathematics, about learning and teaching mathematics, and particularly about statistics and probability. This report stresses two as...

\Ve view communication as action aimed at increasing the efficiency of interaction among multiple agents. Thus, we postulate that a speaker design a speech act so as to maximally increase the benefit it obtains as the result of the interaction. This paper presents a theoretical framework which can be used by this kind of the design process. Our framework consists of a representation of an epist...

The ability of individuals to choose their children's genes has increased over time and may ultimately culminate in a world involving free market reprogenetic technologies. Reprogenetic technologies combine advances in reproductive biology and genetics to provide humans increased control over their children's genes. This Article offers economic perspectives that are helpful in understanding the...

The foundational model of conjoint analysis is to model consumer purchase preferences by means of utility functions. Analysts run surveys and interviews to obtain a basic set of training data, typically user preferences on which the utility function is mapped. The utility theory trust the training data as knowledge while there is large literature emphasizing that users preference may change, ma...