Nurharyanti BorhanNurfadhlina Abdul Halim2024-05-282024-05-2820212022-2-14BORHAN, Nurharyanti; ABDUL HALIM, Nurfadhlina. Relationship between Rational Speculative Bubbles in Stock Market and Gross Domestic Product. Menemui Matematik (Discovering Mathematics), [S.l.], v. 43, n. 2, p. 93-100, sep. 2021. ISSN 0126-9003. Available at: <https://myjms.mohe.gov.my/index.php/dismath/article/view/15549>2231-70232353-9https://myjms.mohe.gov.my/index.php/dismath/article/view/15549/7994https://oarep.usim.edu.my/handle/123456789/5143Volume: 43 No. 2(Pg. 93-100)This paperdiscusses about the relationship between Gross Domestic Product with the size of speculative rational bubbles in stock market. The stock market chosen in this study are Hang Seng, Nikkei 225 and S&P 500. This is because China, Japan and United States are countries that pioneers the world economy. This paper presents analysis that have been done in order to view the relationship between GDP and thesize of speculative rational bubbles in stock market.en-USFinancial Bubble, GDP, Economic downturnArticle93100432