Items where Author is "Czekaj, Tomasz G"

Contribution in Book/Report/Proceedings

Henningsen, Arne and Mpeta, Daniel F and Adem, Anwar S and Kuzilwa, Joseph A and Czekaj, Tomasz G (2015) A Meta-Frontier Approach for Causal Inference in Productivity Analysis : The Effect of Contract Farming on Sunflower Productivity in Tanzania. In: 2015 AAEA & WAEA Joint Annual Meeting, July 26-28, San Francisco, California :. Agricultural and Applied Economics Association (AAEA).