Family and Hired Labour in Tanzanian Smallholder Crop Production: Evidence on Labour Input Interaction. MUST JOURNAL OF RESEARCH AND DEVELOPMENT, [S. l.], v. 7, n. 2, p. 12, 2026. Disponível em: https://mjrd.must.ac.tz/index.php/mjrd/article/view/939.. Acesso em: 16 jun. 2026.