Ugwuanyi, U. B., Ezeaku, H. C., & Ibe, I. G. (2017). The Impact of Official Aid on Poverty Reduction: Empirical Evidence from Nigeria (1981-2014) Using The ARDL and Bound Test Approach. European Journal of Sustainable Development, 6(2), 111. https://doi.org/10.14207/ejsd.2017.v6n2p111