The coordinatively unsaturated copper (II) complexes of 1,3-bis(2'-pyridyl)-1,2-diaza-2- butene with different ancillary anions were synthesized which can bind to copper centers of tyrosinase enzyme. The compounds were found to exhibit inhibitory activities against mushroom tyrosinase and the nature and extent of inhibition is modulated according to the type of ancillary anions.

This study aims to explain and elaborate a new model for the business environmental hostility in small and medium enterprises in the science and technology park in Kermanshah (Iran). The research method is a mixed method. Content analysis was used in the qualitative part, and a confirmatory factor analysis was used in the quantitative section. In the qualitative section for the environmental ho...

Privatization of urban services focuses often on the involvement of foreign enterprises. This contribution deals with micro-privatization, the partial transfer of government responsibility for solid waste collection to micro-enterprises. It tries to shed light on whether the current private sector participation (PSP) of micro-enterprises in solid waste collection service is the best way to capt...

Based on summing-up current power market environment where power generating enterprises are, this paper elaborates relevant theories to knowledge management and core competitiveness of power generating enterprises. Combining current situation and demand of Chinese power generating enterprises, we construct core competitiveness evaluation index system of power generating enterprises based on kno...

As technological innovations have progressed, the ability of social enterprises to find creative solutions to social problems in the global economy has increased. Social electronic enterprises (e-enterprises) contribute to the well-being of society by utilizing information and communications technology that has a financial component in addition to social and environmental objectives. Social e-e...

At present, there is no consensus in the literature concerning the influence of different credit financing on investment efficiency of enterprises, especially the lack of empirical evidence in developing countries. In this paper, based on the World Bank enterprise survey data, using the Heckman sample selection model, we study the effects of bank credit and trade credit on investment efficiency...

While the process by which Information Technology enables growth in medium and large enterprises has been wellresearched, the corresponding processes in micro-enterprises are poorly understood. In fact, such micro-enterprises lie at the heart of many economies. This insight is important as information technology enables businesses to connect with each other through knowledge networking to carry...