1. Açıkgöz, E., Uygurtürk, H. and Korkmaz, T. (2015). Analysis of factors affecting growth of pension mutual funds in Turkey. International Journal of Economics and Financial Issues, 5(2), 427- 433.
2. Ali, A. and Ahmad, K. (2014). The impact of socio-economic factors on life expectancy in sultanate of Oman: an empirical analysis. Middle-East Journal of Scientific Research, 22(2), 218-224.
3. Baiardi, D., Bianchi C. and Lorenzini, E. (2015). Food competition in world markets: some evidence from a panel data qnalysis of top exporting countries. Journal of Agricultural Economics, 66(2), 358–391.
4. Baltagi, B. H. (2005). Economic analysis of panel data (3. Edition). Great Britain: John Wiley & Sons INC.
5. Bilas, V., Franc, S. and Bosnjak, M. (2014). Determinant factors of life expectancy at birth in the European Union Countries. Coll. Antropol, 38(1), 1-9.