Le Clech NA, Fillat-Castejon C. New estimates of total factor productivity, technical and efficiency changes for the global agricultural economy. Span. j. agric. res. [Internet]. 2020Sep.22 [cited 2026Jul.31];18(2):e0104. Available from: https://sjar.revistas.csic.es/index.php/sjar/article/view/15224