Marketable Surplus Function: A Study of the Behaviour of West Pakistan Farmers . The Pakistan Development Review, [S. l.], v. 2, n. 3, p. pp.354–376, 2022. DOI: 10.30541/v2i3pp.354-376. Disponível em: https://thepdr.pk/index.php/pdr/article/view/45. Acesso em: 7 jun. 2025.