1. Aksoy, M. A., & Hoekman, B. (2010a). Food prices and rural poverty. Washington: The World Bank.
2. Aksoy, M. A., & Hoekman, B. (2010b). Introduction and overview. In M. A. Aksoy & B. Hoekman (Eds.), Food prices and rural poverty (pp. 1–26). Washington: The World Bank.
3. Arshad, F. M., & Hameed, A. A. A. (2009). The long run relationship between petroleum and cereals prices. Global Economy & Finance Journal, 2(2), 91–100.
4. Baffes, J. (2011). The long-term implications of the 2007–08 commodity-price boom. Development in Practice, 21(4–5), 517–525. doi: 10.1080/09614524.2011.562488 .
5. Barrett, C. B. (2008). Smallholder market participation: Concepts and evidence from eastern and southern Africa. Food Policy, 33(4), 299–317.