1. Ahmed, Z.U. (1989). Effective Costs of Rural Loans in Bangladesh. World Development, 17(3), 357-363. doi: https://doi.org/10.1016/0305-750X(89)90209-X;
2. Besley, T. (1994). Savings, Credit and Insurance, in Jere Behrman and T.N. Srinivasan (eds.), Handbook of Development Economics, 3, 2123-2207. doi: https://doi. org/10.1016/S1573-4471(05)80008-7;
3. Băncescu, I., Chivu, L., Preda, V., Puente-Ajovín, M., & Ramos, A. (2019). Comparisons of log-normal mixture and Pareto tails, GB2 or log-normal body of Romania's all cities size distribution. Physica A: Statistical Mechanics and its Applications, 526, 121017. doi: https://doi.org/10.1016/j.physa.2019.04.253;
4. Blazenko, G., & Vandezande, K. (2003). Corporate holdings of finished goods inventories. Journal of Economics and Business, 55(3), 255 -266. doi: https://doi. org/10.1016/S0148-6195(03)00023-7;
5. Bougheas, S., Mateut, S., & Mizen, P. (2009). Coroprate trade credit and inventories. Journal of Banking & Finance, 33(2), 300-307. doi: https://doi.org/10.1016/j. jbankfin.2008.07.01;