in iran we already use laminate tubes only in cosmetics industry. laminate tube manufacturers via using the most modern technology of the world, faced with the laminate tube market being saturated in cosmetics industry for packaging the cosmetic creams and toothpaste. but considering the great food market and therefore laminate tube features such as beautiful packaging, ease of use for the fina...

Preferential trade agreements are a limited contract in which reciprocal tariff cuts are offered. Each party selects among its own exporting goods seeking for market share maximization and improving terms of trade. This study investigates the impact of Iran’s PTAs (with Bosnia, Cuba, Kyrgyzstan, Pakistan, Tunisia). Results show that two PTAs with Cuba and Bosnia has had no impact on Iran’s mark...

this research is about the political economy of china in central asia. in this research the political & economic interactions affected on chinas political economy in central asia are examined. chinas goal of presence in central asia including political-security, economic and energy goals is described in one part. in another part, the trade relations between china and central asian countries ar...

There are various anomalies in the financial markets such as profitability, financial distress, lottery, volatility, and growth options, which origin and nature are unclear, ambiguous and apparently unrelated. In this study, we investigate the seemingly unrelated anomalies using the third and fourth moments of return’s distribution function and by isolating the expected skewness effect attribut...

abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...

Today, export-oriented companies are very important. These companies need a lot of investment to expand their activities, which is one of the best ways to finance the stock market and since market return is one of the factors influencing people's decisions to direct their capital to this market return. Therefore, the analysis of factors affecting this market return is importants and hence the m...

power transformers are important equipments in power systems. thus there is a large number of researches devoted of power transformers. however, there is still a demand for future investigations, especially in the field of diagnosis of transformer failures. in order to fulfill the demand, the first part reports a study case in which four main types of failures on the active part are investigate...