To analyze the consumer utility, we use Shibani’s model that is based on three successive layers of earning/spending/utility. Based on the social solidarity, we show that the marginal earning depends on the first difference between the MPC of lower and upper social groups. According to the...

للعقيدة الاسلامية دور مهم في توجيه السلوك الاقتصادي، يتمثل في ربط الحياة الدنيا بالآخرة على مستوى الأفراد والمجتمعات، مما يبرز أهمية البعد الإيماني والأخلاقي في...

To analyze the consumer utility, we use Shibani’s model that is based on three successive layers of earning/spending/utility. Based on the social solidarity, we show that the marginal earning depends on the first difference between the MPC of lower and upper social groups. According to the...

We try to introduce in this paper an outline of explanation of the under development sources in the Arab world, by adopting the new definition of the social capital and institutional efficiency. It will be summarized around the intuition of spontaneous institution. It signifies the respect of...

The present paper is part of unpublished book divided into three interrelated manuscripts that analyze the collapse of the Sudan. The current paper conclude that the decision of the International Criminal Court to arrest President Bashir triggered a process for the disintegration of an...

The main aim of this paper is to discuss the cultural dimensions of international trade in case of AGADIR agreement countries. The main finding is that although there is a weak correlation between genetic distance as an indicator of cultural distance and both of total visible exports and...

Undoubtedly, Islamic economics is undergoing a serious epistemological crisis as its literature is full of complexities and paradoxes. This chaos is more evident in the applications of Islamic economics as is obvious in he so-called Islamic finance today. Most of the modern literature of Islamic...

We try to introduce in this paper an outline of explanation of the under development sources in the Arab world, by adopting the new definition of the social capital and institutional efficiency. It will be summarized around the intuition of spontaneous institution. It signifies the respect of...

In this paper, we try to introduce an outline of an explanation of the sources of underdevelopment in the Arab world, by adopting a new definition of social capital and institutional efficiency. This concept will be summarized around the intuition of the spontaneous institution. It means...

Arabic Abstract: من المعلوم أن النقدين في أصلهما مالٌ نامٍ، فتجب الزكاة فيهما ابتداءً، ما لم يتحوَّلا إلى القُنْيَة، كالحليِّ المباح. والعروض في أصلها مالٌ للاقتناء، ما...