Romania, like most European countries in recent years, is faced with a worrying demographic phenomenon of population aging with multiple consequences of demographic, social, cultural, economic, political nature etc. The main factors that caused this situation were: declining birth rates, rising...

China and some other Asian countries have experienced skewed sex ratios, triggering intense competition and pressure in the marriage market. Meanwhile, China has more smokers than any other country, with half of men smoke while few women smoke. Men are the major income earners in most Chinese...