This research aimed to study the lifestyle behavior of students of Rajamangala University of Technology Phra Nakhon according to the Sufficiency Economy Philosophy. To study the factors influencing the lifestyle behavior of students of Rajamangala University of Technology Phra Nakhon according to the Sufficiency Economy Philosophy. Data collection was conducted between October 2020 and September 2021. It was a survey research using questionnaires. It consists of 4 parts: 1) general information of students which are demographic characteristics 2) knowledge and understanding of the Sufficiency Economy Philosophy 3) lifestyle behavior according to the Sufficiency Economy Philosophy and 4) the students opinions on the adoption of the Sufficiency Economy Philosophy. Sufficiency Economy Philosophy is applied in life. The sample group in the research was students of the University of Technology. The data were analyzed using descriptive statistics for demographic characteristics. The results showed that Demographic data of students of Rajamangala University of Technology Phra Nakhon found that most of them were female aged 20 years studying at the Faculty of Business Administration in the 3rd year. Most of their parents were employed. Family income per month is 20001 – 30000 baht there are expenses per month. (Students only) is 3001 – 6000 baht per month and most students live at home during their studies. in the field of knowledge Understanding of Sufficiency Economy Philosophy Student at Rajamangala University of Technology Phra Nakhon most have knowledge Understanding of Sufficiency Economy Philosophy knowledge level is moderate and when classified according to demographic data show that Students of Rajamangala University of Technology Phra Nakhon with different demographic data knowledge and understanding of sufficiency economy philosophy Life behaviors according to the Sufficiency Economy Philosophy of students of Rajamangala University of Technology Phra Nakhon overall and in each aspect at a high level They can be sorted in descending order of average as follows: Moral conditions reasonableness good immunity moderation and knowledge conditions respectively.

The purpose of this study is to study the 1) Demographic factors affecting the knowledge about the sufficiency economy philosophy of those employed persons in Bangkok. 2) Demographic factors affecting the use of sufficiency economy philosophy in the life of the person employed in Bangkok. 3) The relationship between knowledge about sufficiency economy philosophy and the use of sufficiency economy philosophy in the life of the employed persons in Bangkok. The samples in this research were 540 the employed persons in Bangkok selected by multistage random sampling. The research instrument was test with 10 items and questionnaires of rating scales with 30 items. The statistics used to analyze the data including the number and percentage mean standard deviation t - test for independent sample One-Way ANOVA Scheffe’s test analysis and simple correlation coefficients were statistical method to analyze data. The research found that: 1) Most of the respondents were female aged less than 35 years single status education level Bachelors degree career employees to a private company. The average monthly income of less than 35000 baht Hometown Central region. Have knowledge of the sufficiency economy philosophy at a moderate level. The sufficiency economy philosophy is applied to life at a high level. 2) Demographic factors affecting knowledge of the sufficiency economy philosophy include gender age education level occupation and average monthly income. Comparison results vary statistically significantly at a significant level of 0.05. 3) Demographic factors affecting the use of sufficiency economy philosophy in the life of those employed in Bangkok include gender age marital status education level occupation and average monthly income. Comparison results vary statistically significantly at a significant level of 0.05 4) The relationship between knowledge about sufficiency economy philosophy and the use of sufficiency economy philosophy in the life of the employed persons in Bangkok. There was a relationship that was not statistically significant. At a significance level 0.05

The Applicability of the Royal Sufficiency Economy Principles to Community Enterprises Management in Surin. The objective was the possibility of applying the Royal Sufficiency Economy Principles. And compare investigate the possibility of applying the Royal Sufficiency Economy Principles. The sample is 316 firm from Community Enterprises in Surin is 1440 firm. The research found that Most of business was industry enterprise. Has capital an average of ฿146606 from private and relatives. The size of the enterprise community (NAV) of less than one million employs up to 10 people with qualifications below bachelor degree have annual sales of less than 2 million settlement enterprise in their local distributor. And supply of raw materials and equipment used in the production of their own local. The possibility of the application the Royal Sufficiency Economy Principles there is at a high level. And Compared to the possibility of applying found that communities that are difference characteristic there is a possibility of the application no difference on the 0.05 significance level.