This study analyzes the impact of the Loan-to-Value (LTV) ratio on housing loan demand and housing price bubbles, emphasizing its importance in shaping investment decisions and risk management in the mortgage market. Using a bibliometric analysis technique, data were refined from the Scopus database, resulting in 198 articles published in English between 2014 and 2023. VOS Viewer was utilized to visualize bibliometric networks and identify research trends. Findings indicate a significant increase in publications from 2021 to 2023, influenced by the COVID-19 pandemic and changes in LTV regulations. The United States and the United Kingdom were identified as leading contributors to the research. Key themes include mortgage lending, macroprudential policy, housing market dynamics, and risk management. The study highlights the evolving nature of LTV research and its critical role in financial stability and macroprudential regulation, underscoring the importance of international collaboration in advancing knowledge in the mortgage sector.

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