PEST分析は、法規制や税制などの「政治的要因（Politics）」、景気や為替などの「経済的要因（Economy）」、人口動態や生活者のライフスタイルの変化などの「社会的要因（Society）」、特許や新技術開発などの「技術的要因（Technology）」の4つの要因を分析する手法です。外部環境の変化を予測し、戦略的な対応策を立てるために使用されます。
PEST analysis
PEST analysis is based on political factors such as laws and regulations and taxation, economic factors such as the economy and exchange rates, and social factors such as changes in demographics and consumer lifestyles. This method analyzes four factors: “Society” and “Technology” such as patents and new technology development. It is used to predict changes in the external environment and develop strategic responses.