parameter. Using weekly maize price data on seven selected markets in Tanzania, we illustrate how both transaction cost and the …

This study tests the long-run and short-run integration of maize markets in Malawi using the co-integration approach … direction of causality between maize markets. A total of six maize markets, two from each region, were analyzed. Three are urban … markets, while two of the three rural markets are border markets. The study uses monthly maize retail prices for the period …