"Egypt is a lower middle-income country with a per capita gross domestic product (GDP) in 2003 of US$3,949 measured in international dollars, or purchasing power parity (World Bank 2005a). In the decade from 1975 to 1985, Egypt enjoyed rapid economic growth... however... Egypt still lags behind...

The high level of inequality in China has been a focus of interest for policy makers and researchers. However, few studies have evaluated the trend since 2010. With changes in the economic structure and new policy tools introduced in recent years, a revisit of Chinese inequality should give us...

Blood donation with compensation is considered as a social stigma. However, more people in the reference group donate blood often leads to less moral concern and more followers. Therefore, the behavior is likely to be influenced through one's interactions with neighbors, friends and relatives....