SANUSI, Sadiq M. Price Discovery and Price Volatility of Vertical Integrated Cowpea Market (Rural-Urban) In Niger State of Nigeria: Price Discovery and Price Volatility of Vertical Integrated Cowpea Market (Rural-Urban) In Niger State of Nigeria. B.R. Nahata Smriti Sansthan Agricultural Extension Journal (AEXTJ), [S. l.], v. 1, n. 6, 2018. DOI: 10.22377/aextj.v1i6.41. Disponível em: http://www.aextj.com/index.php/aextj/article/view/41. Acesso em: 10 nov. 2026.