The study aimed at analyzing price dynamics of local and imported rice in Lagos State Nigeria. Analytical tools employed in the study include unit root test, Granger causality test and index of market concentration (IMC). The result revealed that all the price series became stationary after 1st differencing with an order of integration of I(1), implying that the prices of both local and imported rice in rural and urban markets were trending upwards in an irregular pattern. The Granger causality test result revealed a bi-directional causality relationship between all the price pairs as the null hypothesis was rejected at P≤0.01 level of probability. The IMC result shows a value of 2.795 and 2.581 for local and imported rice, respectively, indicating low short run relationship among. The study concluded that there is a feedback relationship between rural and urban market and existence of short run relationship between the markets in the study area. It was recommended that the flow of information should be enhanced between spatially separated markets and also firm policies should be implemented on prices to minimized irregularities in rice prices across board.

The study analyzed the structure and performance of groundnut marketing in Niger State, Nigeria. Multi-stage sampling technique was used to sample 92 marketers and data was collected with the aid of a well-structured questionnaire. The data were analyzed using descriptive statistics, Gini coefficient, and gross margin analysis. The result revealed that the mean age of groundnut marketers was 35 years; 54.3% of respondents were female; 73.9% married; 38.0% had no formal education and 10.59 mean years of marketing experience. The result further revealed a Gini coefficient of 0.66 which is an indication of high level of concentration in the market; and gross margin of ₦7,929.63 was realized per 100kg bag of groundnut marketed. The study also found lack of credit facilities as the major problem encountered by marketers. Recommendations made include, formation of cooperative organizations among traders and price regulatory agencies should be strengthen and enlighten on the need to stabilize the price of groundnut.