background: infertility is a major reproductive health in gynecology. according to the world health organization, there are currently 50-80 million infertile couples in the world. objective: considering the critical effects of lifestyle on reproductive health, this study aimed to compare the lifestyle of fertile and infertile couples in kermanshah during 2013. materials and methods: this resear...

It is well known that the pro forma performance of a sample of investment funds contains biases. These biases are documented in Brown, Goetzmann, Ibbotson and Ross (1992) using mutual funds as subjects. The organization structure of hedge funds, being private and often offshore vehicles, makes data collection a much more onerous task. This amplifies the impact of performance measurement biases....

Appropriate function of active management in common investment funds function depend on factors such as diversification, identification papers unrealistic pricing, market timing, and so on. Market timing are include changing the portfolio investment funds and market indices such as short-term bonds and make an asset depends on whether the market is expected in the whole of the assets to make be...

Life-cycle or target-date funds have been gaining tremendous market share and were recently set as default choice of asset allocation in numerous defined contribution schemes or related old age provision products in many countries. Hence, an appropriate assessment of life-cycle funds’ risk-return profiles – i.e. the probability distribution of returns – is essential for sustainable financial pl...

abstract background: the world health organization announced the acceptable level of cesarean section (cs) as 10-15%. in recent years, the rate of cs has been increasing irregularly. lack of appropriate knowledge and attitude among couples plays a major role in this regard. this study tried to compare the effects of a childbirth training workshop on knowledge, attitude, and delivery method. mat...

The SRI funds performances remain inconclusive. Hence, more studies need to be conducted to determine if SRI funds systematically underperform or outperform conventional funds. This paper has employed dynamic mean-variance model using shortage function approach to evaluate the performance of SRI and Environmentally friendly funds. Unlike the traditional methods, this approach estimate fund perf...