Happiness studies show that there has been no discernable rise in happiness in the United States between 1959 and 2004, yet the same period saw per capita income nearly triple. Dwight Lee modifies the theory of consumer demand to resolve this apparent conflict. Using the concepts of consumer surplus and rising incomes causing demand shifts, Lee posits that the law of downward sloping demand onl...

background: happiness as one of the main positive health indicators has drawn more attention in recent years among policy makers and health system managers. there are few studies performed to measure happiness in population-based settings in iran. in response to this need, our study tends to assess iranians subjective happiness in tehran, capital city of iran. m aterials and methods: present st...

An inseparability criterion based on the total variance of a pair of Einstein-Podolsky-Rosen type operators is proposed for continuous variable systems. The criterion provides a sufficient condition for entanglement of any two-party continuous variable states. Furthermore, for all Gaussian states, this criterion turns out to be a necessary and sufficient condition for inseparability.

While there are many people searching for happiness, only a few find true happiness. It is not for a lack of honestly trying to find happiness but rather the attributes they assign to happiness. Many people believe happiness can be found through material or monetary wealth. Others believe it can be found if they physically alter their appearance. I disagree. I believe the key to happiness is th...

astract: happiness is a great gift that should be searched , found , seized and transmit to others . with regard the happiness influence on social and individual life and the widespread role of religion in human lives , the present study has been done with the aim investigate the relationship between religiosity and amount of happiness among young people in tehran . in this study were explored ...

questions about the good life and individual happiness have a long tradition in philosophy. For centuries, people developed ideas about the nature of human flourishing and well-being, its sources and its relevance for individual behavior. 1 Over the last decades, empirical research on subjective well-being in the social sciences has provided a major new stimulus of the discourse on individual h...