Eric Njuki

Research Agricultural Economist


Eric is a research agricultural economist with the Structure Technology and Productivity Branch in the Resource and Rural Economics Division of ERS.


Prior to joining ERS, Eric was an Assistant Research Professor at the University of Connecticut. His research focuses on productivity and efficiency analysis, including climate effects on productivity at the national, sub-national, and commodity levels.


Eric holds a Ph.D. in Agricultural and Resource Economics from the University of Connecticut, an M.A. in Economics from the University of Kansas, and a B.A. in Economics from the University of Nairobi.

Professional Affiliations

Eric is a member of the American Economic Association (AEA), the Agricultural and Applied Economics Association (AAEA), and the International Society for Efficiency and Productivity Analysis (ISEAPA).

Selected Publications

Wang, S.L., R. Mosheim, R. Nehring, and E. Njuki. 2020. "Productivity is the Major Driver of US Farm Sector’s Economic Growth." Amber Waves, U.S. Department of Agriculture, Economic Research Service.

Njuki, E., B.E. Bravo-Ureta, and V. Cabrera. 2020. "Climatic Effects and Total Factor Productivity: Econometric Evidence for Wisconsin Dairy Farms." European Review of Agricultural Economics 47(3):1276-1301.

Njuki, E., and B.E. Bravo-Ureta. 2019. "Examining Irrigation Productivity in US Agriculture Using a Single-Factor Productivity Approach." Journal of Productivity Analysis 51(2):125-136.

Njuki, E., B.E. Bravo-Ureta, and C.J. O’Donnell. 2019. "Decomposing Agricultural Productivity Growth Using a Random-Parameters Stochastic Production Frontier." Empirical Economics 57(3): 839-860.

Njuki, E., B.E. Bravo-Ureta, and C.J. O’Donnell. 2018. "A New Look at the Decomposition of Agricultural Productivity Growth Incorporating Weather Effects." PLOS ONE 13(2): e0192432.

Njuki, E., B.E. Bravo-Ureta, and D. Mukherjee. 2016. "The Good and the Bad: Environmental Efficiency in Northeastern US Dairy Farming." Agricultural and Resource Economics Review 45(1):22-43.

Njuki, E., and B.E. Bravo-Ureta. 2015. "The Economic Costs of Environmental Regulation in US Dairy Farming: A Directional Distance Function Approach." American Journal of Agricultural Economics 97(4):1087-1106.