Social control and the enforcement of social norms glue a society together. It has been shown theoretically and empirically that informal punishment of wrongdoers fosters cooperation in human groups. Most of this research has focused on voluntary and uncoordinated punishment carried out by individual group members. However, as punishment is costly, it is an open question as to why humans engage...

due to the position of turkey in the middle east and their impact on regional developments in the middle east, this country since the rise of the akp is trying to positionmore important than to paint for yourself.turkey with regard to the heirs of the last islamic empire , attempted to revive the islamic world during its preservation. in this regard, the turkish model in recent years with polit...

Protein separation and purification technologies play an essential role in various industries including but not limited to pharmaceuticals, dairy as well as the food sector. Accordingly, a wide variety of techniques such as chromatography and electrophoresis has been developed and utilized extensively over the years for this purpose. Despite their widespread acceptance, conventiona...

abstract soilless culture of greenhouse vegetables has been a fast developing section in iran during recent years. most growers use hydroponics systems with artificial substrates. some of the used substrates have low water retention which results in wasting a great deal of solution. on the other hand, low vigor of cucumber root in water and fertilizer absorption, especially in low media tempera...

entrepreneurship in the world, especially in western developed countries, the much interest in recent years the concept of entrepreneurial ecosystems and integrating the separation of infrastructure services needed by entrepreneurs and governments innovative citizens, industrialists and entrepreneurs to create. a person apart from the idea of an entrepreneur, long way to run and deliver it to t...

regarding gender inequality in many communities, empowerment of women has become an important subject and received more attention in recent years. results of many researches show that tourism especially ecotourism affects women empowerment in its different aspects by making them interested in participating tourism activities. based on findings of previous researches, the current study aims to a...

There has been increasing interest in utilizing corpora in linguistic research and pedagogy in recent years. Rhetorical organization of different sections of research articles may appear similar in various disciplines, but close examination may show subtle differences nonetheless. One of the features that has been at the center of attention especially in recent years is the idiomaticity of a di...