1. Abramovitz, M. (1986). Catching up, forging ahead, and falling behind. Journal of Economic History, (2), 385–406.
2. Adetutu, M. and Ajayi, V. (2020), ‘The impact of domestic and foreign R&D on agricultural productivity in sub-Saharan Africa’ World Development 125: 104690.
3. Alexandratos, N., & Bruinsma, J. (2012). World agriculture towards 2030/2050: the 2012 revision.ESA Working Paper, 12-03. Rome: Food and Agriculture Organization of the United Nations.
4. Asia-Pacific food markets and trade in 2005: A global, economy-wide perspective;Anderson;Australian Journal of Agricultural and Resource Economics,1997
5. Baldos, U., Hertel, T. (2012). SIMPLE: a Simplified International Model of agricultural Prices, land use and the environment. GTAP Working Paper, 70, Purdue University.