@article{Martin:148012, recid = {148012}, author = {Martin, Will and Alston, Julian M.}, title = {Evaluating the Returns from Technical Progress: Comparing Dual Methods with Surplus Approaches}, address = {1994-02}, number = {405-2016-25083}, pages = {50}, year = {1994}, url = {http://ageconsearch.umn.edu/record/148012}, doi = {https://doi.org/10.22004/ag.econ.148012}, }