FACTORS INFLUENCING GREENHOUSE GAS EMISSIONS: A CASE STUDY OF PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY

Abstract

Factors Influencing Greenhouse Gas Emissions: A Case Study of PTT Oil and Retail Business Public Company Limited was based on following objective 1) To examine the situation of greenhouse gas (GHG) emissions in the case of PTT Oil and Retail Business Public Company Limited (OR), and 2) To analyze the factors influencing GHG emissions. The factors included in the analysis are GHG emissions volume, revenue from sales and services, oil prices, Thailand’s gross domestic product (GDP), inflation rate, and electricity consumption from renewable energy sources. The study utilizes secondary data in the form of quarterly time-series data from 2020 to 2024, a total of 20 quarters. The econometric analysis was conducted using the Ordinary Least Squares (OLS) regression model. The findings reveal that GHG emissions increased steadily between 2021 and 2023 and declined in 2024 due to the company’s adoption of renewable energy sources. Moreover, the study of factors affecting influencing greenhouse gas emissions, revenue from sales and services by the statistical significance of 0.05 in the same direction, while oil prices at the statistical significance of 0.05 in the opposite direction. While other factors, which were GDP, inflation rate, and renewable energy electricity consumption did not impact of influencing greenhouse gas emissions.