The study looked at how foreign investment affects economic growth in Jordan, with a focus on the role of financial development. By analyzing data from 1993 to 2018, the researchers found that there is a long-term relationship between foreign investment, financial development, and economic growth. They also discovered that a well-developed stock market can enhance the impact of foreign investment on economic growth by improving connections between local and foreign investors. This research suggests that a strong financial market can boost the positive effects of foreign investment on a country's economy.