erosion and sediment movement phenomena are one of the most complex issues in management of rivers drainage areas that in water projects are very important. that its measurement wants high time and cost. issue of surface runoff in river basin is a complex issue that human knowledge and understanding about its physical laws a viewpoint of some mathematical formulas is limited. in this study to i...

this paper investigates the relationship between earnings management and quality of earnings for the bankrupt and non-bankrupt firms listed in the tehran stock exchange from 2007 to 2012.the earnings quality  is measured by four separate accounting-based earnings attributes: accruals quality, earnings persistence, earnings predictability; earnings and is also examined by testing the relationshi...

New types of cooperation between companies in the manufacturing sector are coming into being. Since nowadays the creation of and involvement in supply chains is for most companies standard practice, new forms of cooperation are now emerging: production networks. The paper describes current developments in the field of production networks along with techniques and methods for their operation and...

there has been a recent development and explosion of interest among academicians across a wide range of disciplines in the use of virtual class room. utilization of the virtual class room as a laboratory experimentation for teaching and learning has increased significantly in recent years as development tools for web based applications have become easier to use and computers have become more ca...

The current study is an attempt to contribute for efficient and cost-effective substrates for xanthan gum production. In this context, the sugar cane molasses wastes can be used as a cheap substrate for xanthan gum production. Xanthan biopolymer production by a novel Xanthomonas campestris strain IBRC-M 10644 was optimized with statistical approaches. Based on the results ...

Recently, literature around the theme of collaborative management research has grown considerably. According to the definition of collaborative management research, two components are connected to each other in this context; managers of organizations and academic researchers. In literature, many authors claim that the relationship between these two components could lead to significant advantage...