Evaluation of the efficiency of the motion of the industry indexes in Tehran Stock Exchange with a market yield of oil, gold, Dollar and Euro using wavelet analysis

Financial Contagion is considered as one of the key concern in the financial markets. Financial Contagion is categorized by return contagion and shock contagion. The purpose of this paper is to examine the short-term, medium-term and long-term contagion of return shocks and volatilities into the stock market. The sample consisted of the daily price of Dollar, Euro, Gold and Oil during the period from 2007 to 2014. To analyze the data within the sample, using the Wavelet analysis, the time series have been broken into different periods and the financial contagion has been analyzed through both factor analysis and correlation analysis
In conclusion, it was found that the return of industry Indexes are significantly related to the return of Oil, Gold, Dollar and Euro markets which was proved to be more significant between dependent and independent variables in short run. Furthermore, considering the sum of coefficients of independent variables during different periods and among various industries, it could be perceived that Industry indexes are mostly influenced by the return of Oil, Gold, Dollar and Euro variables respectively.