For citations:

Almajali M., Wan Abdullah W.M., Zia-Ul-Haqc H.M. The Roles of Market Concentration and Diversity in Exploring the Nexus between Financial leverage and Firm Performance. Finance: Theory and Practice. 2025;29(1):204-215. https://doi.org/10.26794/2587-5671-2025-29-1-204-215