M. Eliw¹*, R. Youssif², F. Mabrouk³, A. A. Mashaal⁴
¹ Department of Agricultural Economics, Faculty of Agriculture, Beni-Suef University, P.O. Box 62521, Egypt,
² Faculty of Life Science and Food Engineering, Huaiyin Institute of Technology, Post code: 223003, China.,
³ Department of Economics, College of Business Administration, Princess Nourah bint Abdulrahman University, P.O. Box 84428, Riyadh 11671, Saudi Arabia.,
⁴ Agricultural Economics Research Institute, Agricultural Research Center, 12618, Egypt.,