A pilot study investigating the level of understanding of the Hong Kong Chinese adults about the drugs consumed;

Positive analysis about the development and characteristics of the mainland companies listed in Hong Kong shows that different patterns of listing have different industrial distributing,profit,and characteristic index;though mainland listed companies have become the important parts of the Hong Kong market.

Though many studies indicate that V/S method is more steady in analysing the memory of time series,the authors use R/S analysis and V/S analysis at the same time to research Hongkong Stock Market and find that the sensibility of both R/S and V/S methods to the short-term relativity of time series is equivalent,which is not consistent with previous studies.