Purpose of research:
The aims of this research are to examine the effectiveness of speculation on efficiency of Petrochemical sector in Saudi Arabia financial market"TADAWUL". Also, the research will determine if price of Petrochemical companies have been influence by change in oil price.
Results of this research will provide important data and information for both investors and authorities in Saudi financial market.
1- What is the impact of price and trading volume on the decision of speculators in Petrochemical sector?
2- What is the impact of price prediction on efficiency of Petrochemical sector?
3- What is the influence of speculation activities on risk level in Petrochemical sector?
4- What is the influence of change company price on other company price in Petrochemical sector?
5- What is the influence of velocity price change on efficiency in Petrochemical sector?
6- What is the impact of speculation activates on confidence in Petrochemical sector?
7- What is the influence of change in oil price on volatility in Petrochemical sector?