ADAMU, U. M. AN EVALUATION OF A VALUE CHAIN APPROACH OF TECHNICAL EFFICIENCY OF RURAL ENTREPRENEURSHIP: A CASE STUDY OF JERKY BEEF (KILISHI) PRODUCTION IN KATSINA STATE, NIGERIA. JOURNAL OF ECONOMICS AND ALLIED RESEARCH, [S. l.], v. 6, n. 3, p. 118–130, 2021. Disponível em: http://jearecons.com/index.php/jearecons/article/view/134. Acesso em: 10 mar. 2025.