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Full-Text Articles in Social and Behavioral Sciences

Interactions Among China-Related Stocks: Evidence From A Causality Test With A New Procedure, Gary Gang Tian, Guang Hua Wan Jan 2004

Interactions Among China-Related Stocks: Evidence From A Causality Test With A New Procedure, Gary Gang Tian, Guang Hua Wan

Faculty of Commerce - Papers (Archive)

The purpose of this study is to investigate a causal relationship among five different indices of shares issued by Chinese firms, A-, B- and H-shares listed in China and Hong Kong. This paper re-examines the interactions among these China-related stocks using daily time series data by constructing a vector autoregresion (VAR) model. A new Granger no-causality testing procedure developed by Toda and Yamamoto (1995) was applied to test the causality link among these five stock indices. The results emerging from our research indicate that there are "closed" relations within A-share (as well as within B-share) between Shanghai and Shenzhen markets …


Sources And Credibility Of Nutrition Information Among Black Urban South African Women, With A Focus On Messages Related To Obesity., Karen E. Charlton, Philippa Brewitt, Lesley T. Bourne Jan 2004

Sources And Credibility Of Nutrition Information Among Black Urban South African Women, With A Focus On Messages Related To Obesity., Karen E. Charlton, Philippa Brewitt, Lesley T. Bourne

Faculty of Science, Medicine and Health - Papers: part A

Objectives: (1) To identify the major sources of nutrition information, and the perceived credibility thereof, among urban black South African women; and (2) to determine the level of knowledge regarding nutrition, particularly regarding the topic of obesity. Design: A cross-sectional descriptive study that was both qualitative (focus groups) and quantitative (individual questionnaires). Three hundred and ninety-four black women aged 17-49 years were conveniently sampled from the Western Cape and Gauteng provinces in South Africa. Methods: Four focus groups were held with 39 women to identify common themes relating to nutrition knowledge. Based on these data, a questionnaire instrument was developed …