Kovzanadze has published six books and more than 50 articles in economics, including problems of the genesis, development and manifestation of systemic banking crises, their forecasting and prevention.^{[citation needed]}

Being an MP, he served as a chairman of Finance and Budget Committee of the Parliament of Georgia (2004–2008) and as a chairman of the Task Force of EBRD/ OECD on corporate governance of banks in Eurasia (2007–2009).^{[citation needed]}

He has served on the boards of the leading banks in post-Soviet countries and Europe and has advocated reforms of the financial sector of emerging countries.^{[citation needed]}

In March 2023, the Georgian parliament removed the mandates of Kovzanadze and three other MPs at their request for not voting in favour of the foreign agent bill.^[2]

• 2016 – "The lessons of the global economic crisis and new development model formation", Tbilisi (in Russian)^{[citation needed]}
• 2014 – "Modern Banking: Theory and Practice", Tbilisi (in Georgian)^{[citation needed]}
• 2011 – "Systemic and Borderline Banking Crises: Lessons Learned for Future Prevention", iUniverrse Inc. New York, Bloomington (in English)^{[citation needed]}
• 2008 – "Economic and Banking System Development Trends and Prospects for Countries in Transition", iUniverse Inc., New York, Bloomington (in English)^{[citation needed]}
• 2005 – "Economic and banking system development trends and prospects for countries in transition", Moscow (in Russian)^{[citation needed]}
• 2003 – "Systemic banking crises in the conditions of financial globalization", Tbilisi (in Russian)^{[citation needed]}
• 2001 – "Problems of Functioning of Georgian Commercial Banks on the current stage", Tbilisi (in Georgian)^{[citation needed]}
• 1990 – "Some aspects of dimension theory of mesocompact spaces", Tbilisi (in Russian)^{[citation needed]}

• 2002 – Doctor of Economic Sciences^{[citation needed]}
• 1990 – Candidate of Sciences in Physis^{[clarification needed]} and Mathematics (PhD)^{[citation needed]}