Ø¨Ø¯ÙˆÙŠ, Ù., ÙØ±Ø, Ù., & ØØ³Ø¨ Ø§Ù„Ø±Ø³ÙˆÙ„, Ø. 2018 Jun 1. Ø£Ø«Ø± ØªÙƒÙ†ÙˆÙ„ÙˆØ¬ÙŠØ§ Ø§Ù„Ù…Ø¹Ù„ÙˆÙ…Ø§Øª Ø¹Ù„Ù‰ ØªÙ†Ù…ÙŠØ© Ø§Ù„Ø¬Ø¯Ø§Ø±Ø© Ø§Ù„Ø±Ù‚Ù…ÙŠØ© Ù„Ù„Ù…ÙˆØ§Ø±Ø¯ Ø§Ù„Ø¨Ø´Ø±ÙŠØ© ÙÙŠ Ø´Ø±ÙƒØ§Øª Ø§Ù„Ø¥Ù†Ø´Ø§Ø¡Ø§Øª ÙˆØ§Ù„Ù…Ù‚Ø§ÙˆÙ„Ø§Øª Ø§Ù„Ø³Ø¹ÙˆØ¯ÙŠØ©: Ø¯Ø±Ø§Ø³Ø© ØØ§Ù„Ø© Ø´Ø±ÙƒØ© Ø£Ø¨ØµØ§Ø± Ø§Ù„Ù…ØØ¯ÙˆØ¯Ø©. Gezira Journal of Economic and Social Sciences. [Online] 9:1