This study examined Factors Affecting Price’s Fluctuation of the SET50 Index Futures in Thailand Derivative Market during the Year 2011 – 2015. The objective was to study all of the factors which was affecting SET50 Index Futures’s fluctuation. According to daily closing price data of SET50 Index Future used for computing continuous return the period before the maturity and the volume of SET50 Index Futures were calculated the fluctuation by using GARCH (11). The results show that the data and fluctuation in the past affected the data and fluctuation in the present by the same direction considerated by the coefficient in ARCH and GARCH term of GARCH Model (11). The period before the maturity affected the return rate by the opposite direction which means the return rates had much more fluctuation when the period of time closed to the contract maturity. It showed that the coefficient of the period before the maturity was quite less than the one of ARCH and GARCH. Therefore the fluctuation of return rate in the present was possibly depended on data and the period of fluctuation in the past more than the period before the maturity. The remainder of the study can give information to the investors that they should be concerned not only about data and fluctuation in the past but the period before the maturity of SET50 index futures which may affect the forecast of SET50 index futures price for Hedge management. Thailand Future Exchange should be considered to adjust proper risk margin inaccordance with fluctuation rate in a period of time.

The purposes of the study were to investigate factors affecting the organizational commitment explore organizational culture and examine work life quality of the employees which affected their organizational commitment at Rubber Authority of Thailand Headquarters. The questionnaire was applied to collect data from the 200 employee samples selected by proportional stratified random sampling at Rubber Authority of Thailand Headquarters. The data collected were analyzed by the percentage distribution mean and standard deviation; and t-test f-test and multiple regression analysis resulted at 0.05 statistical significance. The study results revealed that most of the samples were single females who were 30 years of age in the average or less holding bachelor degrees and having been working for five years or less. It was found that their organizational culture concerning clan culture achievement culture bureaucratic culture and adaptability culture highly resulted in high work life quality including organizational pride social relation safe and sanitary workplace work independence work progress and security work administration and employees’ capacity development were high. However the aspect of justified and sustainable income organizational commitment in terms of psychology norm and work tenure were average. The study results revealed as follows. 1) Different personal factors concerning the employee’ age education status and tenure range did not differ in the organizational commitment 2) the organizational culture had impact on the organizational commitment were clan culture achievement culture bureaucratic culture and adaptability culture. 3) Work life quality resulted in organizational pride social relation work administration employees’ capacity development and work progress and security 4) Organizational culture and work life quality had better impact on the organizational commitment than the organizational culture which included aspects on organizational pride social relation employees’ capacity development work administration and work progress and security. It was found that main organizational cultures were achievement and clan cultures.

The research on the factors influencing the creation of competitiveness for exporting Halal food using Thailand - ASEAN logistics route was aimed (1) to study the factors that influenced the ability to compete for exporting Halal food using Thailand - ASEAN logistics route including economic environment resources and operational capabilities financial administration legal administration and logistics and (2) to examine the consistency of the causal model with the empirical data. The variables used in this study were the independent variables including the economic organization organization resources financial administration legal administration and logistics. The independent variable was the ability to compete for exporting Halal food using Thailand - ASEAN logistics route. The researchers used a mixed method of qualitative and quantitative study. Questionnaires were used to collect empirical data from 445 exporter samples. The statistical methods used to analyze data were the frequency percentage mean standard deviation and the analysis on the structural equation model. The results revealed that the model was well consistent with the empirical data. The Chi – Square (2) value was 417.295 at the degrees of freedom (df) of 569 with the probability (p-value) equal to 1.000. The chi - square relative (2/df) was 1.368 with the index of harmony (GFI) equal to the probability p-value equal to 0.960. The modified harmony index measuring (AGFI) was equal to 0.930 and the index error in estimation parameters (RMSEA) was equal to 0.015. Moreover it was found that the variables were economic organization organization resources financial administration legal administration logistics and Halal food quality had positive effect on the ability to compete for exporting Halal food using Thailand - ASEAN logistics route. The research results suggested the entrepreneurs focus on environmental variables economic organization organization resources financial administration legal administration logistics and Halal food quality which could lead to advantageous for the competition exporting Halal food using Thailand - ASEAN logistics route.

The objective of this research was to explore factors affecting the selection of property plant and equipment revaluation influencing discretionary accruals of listed companies in real estate and construction sector in Stock Exchange of Thailand during the period of 2011 - 2013. Data were collected from 294 samples and analyzed by logistic regression analysis and t-test in order to test the hypothesis. The results revealed that debt and property investment ratios affected the selection of revaluation accounting policies. Furthermore the research revealed that sample firms selecting property plant and equipment revaluation had significantly higher discretionary accruals than those firms who applied cost method at 0.05 significant level of statistics.

The purposes of this research were to study sexual risk behavior among adolescent and to explore factors affecting sexual risk behavior among adolescent with early sexual intercourse. Research sample was 396 Mathayom Suksa 1 students (lower-secondary students) in secondary schools under the Jurisdiction of the Office of Basic Education Commission Bangkok which was obtained by multi-stage sampling. Data were collected by questionnaire. Data were analyzed by frequency percentage mean standard deviation independent t-test One Way ANOVA Multiple Comparison and Pearson Product Moment Correlation Coefficientsoftware.The result of the study on sexual risk behavior among adolescent with early sexual intercourse was found at the low level. For the factors affecting sexual risk behavior among adolescent with early sexual intercourse they were found that the personal factor including gender parents marital status family type family accommodation and self-sexual acquisition influenced sexual risk behavior among adolescent with early sexual intercourse at the low level. The attitude factor including they were found that the personal factor including sexual values and attitudes toward opposite sex influenced the sexual risk behavior at the high level. The family factor including family raising family sexual communication and supporting of the association of the opposite sex influenced sexual risk behavior among adolescent with early sexual intercourse at the low level. The social factor including friends were found the low-level sexual risk behavior while low-level sexual knowledge acquisition from schools influenced the high-level of sexual risk behavior and sexual content in the media influenced the moderate-levelsexual risk behavior.For the research hypothesis results of the comparison of the personal factor and the social factor toward sexual risk behavior among adolescent with early sexual intercourse it was found that the there was significantly difference forthe personal factor including gender family accommodation and self-sexual acquisition. However there were not significantly different for the parents’ marital status and family type. There was significantly difference for the family factor including family raising family sexual communication and supporting of the association of the opposite sex.The result of the difference between the personal factor and the social factor toward sexual risk behavior among adolescent with early sexual intercourse was found that there was significantly difference for the personal factor including gender family accommodation and self-sexual acquisition. The result of the difference between the attitude factorand the social factor toward sexual risk behavior among adolescent with early sexual intercourse was found that the attitude factor including sex value and attitude toward opposite sex had negative correlation with sexual risk behavior among adolescent with early sexual intercourse at statistical significance. The social factor including friend and sexual content in the media had positive correlation with sexual risk behavior among adolescent with early sexual intercourse at statistical significance. While sexual knowledge acquisition from school did not have the correlation.