← Search American Economic Review 1971 A TEST FOR RELATIVE EFFICIENCY AND APPLICATION TO INDIAN AGRICULTURE Lawrence J. Lau; Pan A. Yotopoulos Sources openalex Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓