abstract level of groundwater is decreased which is mainly because, withdrawal of groundwater is increased, because of lack of right management. economics of rural based farming and farming is dependent of water so decreasing of groundwater effects social welfare. in this study decrease of welfare measure by reason of reduction of groundwater level considered. this study investigated the impact...

this paper is a survey of recent contributions to and developments in the relationship between efficiency and productivity via the production function. the objective is to provide a brief discussion on data and on the methods of measuring efficiency and productivity. first, we introduce the reader to the measurement of partial and total factor productivity in the context of static and firm - sp...

in the market for factors of production usually the equilibrium will be stablished on the based of the equality between the value of marginal products of output and their relative price level. on the other hand the value of marginal product of output is a function of observed rate productivity of output and the market capacity of factors of production. thus the fluctuation in the rate of produc...

This study investigates onion producers’ technical efficiency level in Kebbi State. Purposive and simple random sampling procedures were adopted selecting 210 producers using structured questionnaire from seven local government areas the state. Descriptive statistics, gross margin stochastic frontier production models employed describing analyzing data. The results showed that generated an aver...