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. ...

many researches have depicted there is no significant and positive correlation between it and firm level performance, called productivity paradox, so as successful investment on it depends on taking into account the role of complementary assets such as business processes and organizational infrastructures. on the other hand, since there are not enough resources to invest on all these assets, th...

abstract the expansion of financ system expanding in a country is one of the main determinant factors of foreign investment. flow and the system is affected by essential factors such as political constancy. political risks of each country is evaluated by political system figuration, its constancy, policies constancy and regular rules existence for political competition. this constancy is the mo...

Amanita beckeri was described six decades ago, but still remains among the less known and least featured in mycological literature species of genus Europe. The authors present concise description illustrations a collection from Balkan Peninsula, which identity is supported by analysis rITS sequences. Comparison with similar brownish-colored ringless amanitas presented an account current knowled...

The study of memory for event duration in pigeons has, for the most part, centered on an unusual behavioral phenomenon and an interesting theoretical explanation for it. A typical experiment on memory for event duration involves trials initiated by a sample stimulus that is either short or long in duration (e.g., 2 vs. 10 sec of houselight) and that is later followed by the simultaneous present...

Purpose The paper discusses the new concept of ‘Multinational Investment Projects’ (MIPs) and its application in the context of international business operations in China. The petrochemical industry in China is used as the industrial context in which we investigate the interplay between the Chinese government, which encourages growth and investment activities in the sector, and the multinationa...

this paper provides a fuzzy based decision support system (dss) for risk analysis in e-tourism ( electronic tourism ) investment. in general term, e-tourism is the use of information and communication technology (ict) in tourism which may allow operating tourism in least variable cost, least time and increased work efficiency. it is worth noting that there are many factors that affect the deve...