Browsing by Subject "GARCH"
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    Bank Stock Return Sensitivity to Interest Rate Changes in Thailand
    ( 2015-01) Sirikarn Jeanchutima ; Nopphon Tangjitprom
    Many studies were trying to explain the changes of stock returns by finding the factors impact on a certain market, industry, or stock. Focusing on the financial institution especially commercial bank, there are some research proved that interest rate is one of the crucial factor impact the commercial bank stock returns. Interest rate is the cost and return of money in financial market since commercial bank acts as major financial intermediary; therefore, interest rate is still the majority of its cost and return. In Thai stock market shows different result, the changing in interest rate reflects slightly on the change in stock returns. After taking a close look, the conclusion can be drawn from outcomes the bigger size of the bank experience the larger effect. Thus, bank size is not a real moderator affect the relationship, the trading volume of the bank is the real relevant factor. Consequently, the theory can be hold only if the market participants trade all bank stock equally.
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    The impact of single stock futures on spot price volatility of underlying stock in the stock exchange of Thailand during 2006-2012
    (Assumption University Press, 2020) Arada Muntanaveerakul ; Nopphon Tangjitprom ; Thananun Siwamogsatham
    The impact of the Stock Futures Trading to spot market has been considered by many countries all around the world. The debate on whether Stock Futures destabilizes or stabilizes the spot market has been well established in the developed market and emerging market on the Stock Index level. This research aims to examine the impact of the introduction of the Single Stock Futures on the volatility of the underlying equity in the Stock Exchange of Thailand from year 2006 to 2012, using the GARCH model. Based on (GARCH 1,1) model analysis, this study showed the introduction of Single Stock Futures stabilized the spot market volatility in Thailand. The coefficient γ of all 11 stocks shows a statistically significant level. Additionally, the SET Index was included and set up another model to test as another factor that causes volatility and found post-futures period volatility in the spot market decreased after an introduction of Single Stock Futures trading. In conclusion, the introduction of Single Stock Futures trading decreases the spot price volatility in the market. By considering (SET) as market factors, the results also found most Single Stock Futures trading also decreases the spot price volatility.