Diversification and concentration represent essential two opposite trends in many economic phenomena. Monopoly monopsony are the natural limits any market's analysis describe together range or amplitude of offer demand economics. A lot statistical indicators coefficients, quantifying diversification versus phenomenon (D vs. C), can reveal a market, optimal not, full empty, etc. The paper sheds ...

The vast majority of regions in West Germany, and the EU, have become more similar in terms of per-capita income and productivity between 1980 and 2000. But a number of rich areas generally large agglomerations have succeeded in departing from this trend of convergence. They are continuing to rise above the average productivity level. We examine whether this development can also be seen as due ...

Over the last twenty years a wave of consolidation has swept through the oceanic liner shipping industry, leaving the industry dominated by a small number of large firms organized into a handful of strategic alliances. As liner shipping is the dominant form of international transportation these changes have likely had a substantial impact of the global trading system. This paper empirically exa...

Rural development means as overall development of rural areas social, economic, political and cultural so that the people are to lead a pleasant life. Agriculture plays the most important and decisive role in rural development. Infect, nobody can deny this fact that most of the population in India is still living in villages and their livelihood is depending on agriculture. Therefore, we rightl...

Background: Considering the renewed emphasis on women's health, attention to the new aspects of their health, such as equity, among different groups is warranted. The aim of this study was to investigate the economic inequalities among women with osteoporosis-related bone fractures (ORBFs) in Sanandaj, Iran. Methods: In this cross-sectional study, convenient sampling was employed to recruit 220...

In a new hydrometallurgieal process for recovery of lead from lead oxide secondaries, liquid effluence is minimized by jointly treating contaminated was~ting water and leaehant bleed. To enable internal recycling of the leachant bleed and recover pure water, it is necessary to incorporate a concentration unit. In this paper different technologies for concentrating the mixed stream are compared....