To date, researchers from various disciplines have studies leisure time; most have focused on quality of leisure activity, psychological benefits of leisure, spiritual effect, thereby neglecting the effect of social classes on features and quality of the selected place. Third place is defined as a location outside of home or work that allows for social interaction and emotional support, regardl...

We see that the entropy method yields strong concentration results for general selfbounding functions of independent random variables. These give an improvement of a concentration result of Talagrand much used in discrete mathematics. © 2006 Wiley Periodicals, Inc. Random Struct. Alg., 29, 549–557, 2006

high inflation has been as one of the characteristics of developing countries including iran and its economic and social impacts are extensive. compiling policies for economic development requires that inflation impacts on different social classes should be studied carefully. microeconomic analyses show that because of higher increase in price of goods that have higher share in consumption bund...

Social stratification, formation of various classes and appearance of various layers in the society is a fact resulting from social conditions of public life and a wide variety of material, economic and subsistence factors as well as political situation, religious beliefs and public customs and thoughts; also ethnic divisions play an essential and undeniable role in this field. Greed and coveto...