in the past decade, a global demand for products from organic agriculture has increased rapidly. milk quality is of major interest for all parties. therefore, the objective of this study was to compare cow performance and product quality in conventional and organic system. twenty holstein dairy cows were allotted to one of 2 diet groups, which including: a conventional diet (con), and an organi...

In this article, the set of institutions which embody the form and contents of the economic system of Islam is introduced. By institutions, it is meant the economic freedoms, the government, ownership, motivation, the mechanism for coordinating economic activities, power, organization and bureaucracy. After explaining Islam’s outlook regarding these institutions, the form and the contents of th...

The long term goal attaining of economic system management requires the establishment of a dynamic framework to integrate multiple perspectives. This article considers the problem of economic development in macro level. As economic systems are complex adaptive systems composed of numerous numbers of components of dynamic and multidimensional nature, dynamics method is applied in this research. ...

in this article, the set of institutions which embody the form and contents of the economic system of islam is introduced. by institutions, it is meant the economic freedoms, the government, ownership, motivation, the mechanism for coordinating economic activities, power, organization and bureaucracy. after explaining islam’s outlook regarding these institutions, the form and the contents of th...

agricultural sustainability refers to the ability of a cropping system to produce, without causing irreversible damage tothe ecosystem. there is an increasing need to view cropping systems and identify management practices in a holisticindicator-based impact assessment. the main objective of this study was to compare and rank the cropping systems of themarvdasht plain in fars province; in order...

0

Standard textbook economic theory quite generally assumes the neoclassical economic model, which is a static model of unregulated free markets. Every western government in our era believes implicitly in a free market with “springs,” where imbalances are only of short-term nature. The model postulates the nonempirical idea of utility and assumes stable equilibrium, a notion that goes back over t...