1. Alam, A. (2008). Unleashing prosperity: Productivity growth in Eastern Europe and the Former Soviet Union. World Bank Publications.
2. Alzyadat, J. A., & Almusalamani, M. S. (2021). The role of technological progress in the distribution sector: Evidence from saudi arabia wholesale and retail trade sector. Journal of Distribution Science, 19(3), 15–23.
3. Cusmano, L. (2015). New approaches to SME and entrepreneurial financing: Broadening the range of instruments. Organisation for Economic Co-operation and Development.
4. Hall, R. E., & Jones, C. I. (1999). Why do some countries produce so much more output per worker than others? The Quarterly Journal of Economics, 114(1), 83–116.
5. Johnston, A., Porter, D., Cobbold, T., & Dolamore, R. (2000). Productivity in Australia's wholesale and retail trade.