Vol. 4 No. 3 (2023): September - December 2023

Research Article

• 

  Digital Marketing Strategies for Dietary Supplements for Spornosexual Group in Bangkok

  thirawut saengmaneedech, Bampen Maitreesophon

  1-19
• 

  The Causal Influence Analysis Model of Factors Influencing the Purchasing Decision of Collagen Supplements

  Withawat Nomboonsongsri, Rujipas Potongsangarun

  20-40
• 

  Examining the January Effect in Thailand’s Stock Market: A 48-year Journey Since Its Inception

  Komwut Wissawapaisal

  41-51
• 

  Dollar-Cost Averaging in Thailand’s Equity Index Mutual Fund and Day-of-the-Week Effect

  Komwut Wissawapaisal

  52-62
• 

  Analyzing Water Demand and Allocation Considering Economic Dimensions: A Case Study of the Eastern River Basin

  Panisa Vishuphong, Supawat Sukhaparamate, Sarun Pravitrangul

  63-84
• 

  Reducing Costs and Increasing Profits in the Gas Station Business: Case study in Nakhon Si Thammarat, Phatthalung, and Songkhla Provinces

  Rittirong Chaunypong, Chetsada Noknoi

  85-103