___

Alesina, A., Özler, S., Roubini, N. & Swagel, P. (1996). Political instability and economic growth. Journal of Economic growth, 1(2), 189-211.

Aytun, C. & Akın C. S. (2016). Interaction of instutions and environmental degredation. International Journal of Advanced Research, 4(12), 63-70.

Azam, M., Liu, L. & Ahmad, N. (2020). Impact of institutional quality on environment and energy consumption: Evidence from developing world. Environment, Development and Sustainability, 1-22. https://doi.org/10.1007/s10668-020-00644-x.

Bernauer, T. & Koubi, V. (2009). Effects of political institutions on air quality. Ecological Economics, 68, 1355-1365.

Buitenzorgy, M. & Mol, A. P. J. (2011). Does democracy lead to a better environment? Deforestation and the democratic transition peak. Environmental and Resource Economics, 48, 59-70.

Carlsson, F. & S. Lundström (2003). Political and economic freedom and the environment: The case of CO2 Emissions. Working Papers in Economics, No 29 (Revised version), February 2003, Department of Economics, Göteborg University, 80-94.

Cole, M. A. (2007). Corruption, income and the environment: An empirical analysis. Ecological Economics, 62, 637-647.

Erdem, E., Guloglu, B. & Nazlioglu, S. (2010). The macroeconomy and Turkish agricultural trade balance with the EU countries: Panel ARDL analysis. Journal of Economic & Management Perspectives, 4(1), 371-379.

Ewharieme, W. & Cocodia, J. (2011). Corruption and environmental degradation in Nigeria and its Niger Delta. Journal of Alternative Perspectives in the Social Sciences, 3(3), 446-468.

Fredriksson, P. G. & Svensson, J. (2003). Political instability, corruption and policy formation: The case of environmental policy. Journal of Public Economics, 87, 1383-1405.

Fredriksson, P. G. (1997). The political economy of pollution taxes in a small open economy. Journal of Environmental Economics and Management, 33(1), 44-58.

Gallagher, K. P. & Thacker, S. C. (2008). Democracy, income, and environmental quality. PERI Working Papers, Number 164, 1-27.

Goel, R. K., Herrala, R. & Mazhar, U. (2013). Institutional quality and environmental pollution: MENA countries versus the rest of the world. Economic Systems, 37, 508-521.

Grossman, G.M. & A.B. Krueger (1991). Environmental Impacts of A North American Free Trade Agreement. NBER Working Paper Series, 3914.

Habib, S., Abdelmonen, S. & Khaled, M. (2020). The effect of corruption on the environmental quality in African countries: A panel quantile regression analysis. Journal of the Knowledge Economy, 11, 788-804.

Koçbulut, Ö. & Altıntaş, H. (2016). İkiz açıklar ve Feldstein-Horioka hipotezi: OECD ülkeleri üzerine yatay kesit bağımlılığı altında yapısal kırılmalı panel eşbütünleşme analizi. Erciyes Üniversitesi İktisadi ve İdari Bilimler Fakültesi Dergisi, 48, 145-174.

Lau, L. S., Choong, C. K. & Eng, Y. K. (2014). Carbon dioxide emission, institutional quality, and economic growth: Empirical evidence in Malaysia. Renewable Energy, 68, 276-281.

Li, Q. & R. Reuveny (2006). Democracy and environmental degradation. International Studies Quarterly, 50, 935-56.

Liao, X., Dogan, E. & Baek, J. (2017). Does corruption matter for the environment? Panel evidence from China. Economics: The Open-Access, Open-Assessment E-Journal, ISSN 1864-6042, Kiel Institute for the World Economy (IfW), Kiel, Vol. 11, Iss. 2017-27, 1-12. http://dx.doi.org/10.5018/economics-ejournal.ja.2017-27.

Lisciandra, M. & Migliardo, C. (2017). An empirical study of the impact of corruption on environmental performance: Evidence from panel data. Environmental and Resource Economics, 68, 297-318.

Mak Arvin, B. & Lew, B. (2011). Does democracy affect environmental quality in developing countries?. Applied Economics, 43(9), 1151-1160.

Margolis, J. E. (2010). Understanding political stability and instability. Civil Wars, 12(3), 326-345.

Olson, M. (1993). Dictatorship, democracy and development. American Political Science Review, 87(3), 567-576.

Pesaran, M. H. (2004). General diagnostic tests for cross section dependence in panels. CESifo Working Paper, No. 1229, Center for Economic Studies and ifo Institute (CESifo), Munich.

Pesaran, M. H. (2007). A simple panel unit root test in the presence of cross‐section dependence. Journal of Applied Econometrics, 22, 265-312.

Pesaran, M. H., Shin, Y. & Smith, R. P. (1999). Pooled mean group estimation of dynamic heterogeneous panels. Journal of the American Statistical Association, 94(446), 621-634.

Purcel, A. A. (2019). Does political stability hinder pollution? Evidence from developing states. Economic Research Guardian, 9(2), 75-98.

Purcel, A. A. (2020). Environmental degradation and political stability: A comparative study of civil and common law developing economies. Review of Economic Studies and Research Virgil Madgearu, 13(1), 93-113. doi: 10.24193/RVM.2020.13.54.

Ramadhan, A. A., Jian, Z. H., Henry, K. K.. & Pacific, Y. K. T. (2016). Does political stability accelerate economic growth in Tanzania? A time series analysis. Global Business Review, 17(5), 1026-1036.

Romuald, K. S. (2019). Democracy and Environmental Quality: Accounting for Transmission Channels. Journal of Economic Development, 44(2), 1-27.

Sachs, G. (2007). Beyond the BRICs: A look at the Next 11. Beyond BRICS; Goldman Sachs Global Economic Group: New York, NY, USA, 161-164.

Sahli, I. & Rejeb, J. B. (2015). The environmental Kuznets curve and corruption in the MENA region. Procedia-Social and Behavioral Sciences, 195, 1648-1657.

Sinha, A., Gupta, M., Shahbaz, M. & Sengupta, T. (2019). Impact of corruption in public sector on environmental quality: Implications for sustainability in BRICS and next 11 countries. Journal of Cleaner Production, 232, 1379-1393.

Swamy, P. A. (1970). Efficient inference in a random coefficient regression model. Econometrica, 38(2), 311-323.

Tamazian, A. & Rao, B. B. (2010). Do economic, financial and institutional developments matter for environmental degradation? Evidence from transitional economies. Energy Economics, 32, 137-145.

Theglobaleconomy (2021). 01.01.2021, https://www.theglobaleconomy.com/.

Tohamy, A. (2018). Democracy and environmental degradation in the MENA region 1972-2015. Middle East Reasearch Journal, 47, 1-20.

Winslow, M. (2005). Is democracy good for the environment?. Journal of Environmental Planning and Management, 48(5), 771-783. https://doi.org/10.1080/09640560500183074.

World Bank (2021). 01.01.2021, https://data.worldbank.org/indicator.

Wu, W. L. (2017). Institutional quality and air pollution: International evidence. International Journal of Business & Economics, 16(1), 49-74.

Yahaya, N. S., Mohd‐Jali, M. R. & Raji, J. O. (2020). The role of financial development and corruption in environmental degradation of Sub-Saharan African countries. Management of Environmental Quality: An International Journal, 31( 4), 895-913.