first report of parophonus dia (col.: carabidae) for the iranian fauna

اولین گزارش سوسک (Parophonus dia (Col.: Carabidae برای فون ایران

first report of pterostichus (phonias) strenuus (col.: carabidae), for the iranian fauna

the carabid beetle pterostichus (phonias) strenuus (panzer) is newly recorded from iran. it was collected by hand from ghaleroudkhan forests in the caspian province of guilan. this carabid beetle is widely distributed throughout the palaearctic region including europe, uzbekistan, kazakhstan and russian far east.

)brief report new records of predatory carabids (col.: carabidae) for fauna of iran

in survey on the abundance and species diversity of arthropods associated with organic and conventional wheat fields which carried out in 2010 and 2011 in mashhad region, a total of 13 species belonging to carabidae family were collected and identified. among the identified species, calosoma auropunctatum dsungaricum gebler (carabinae) and the subspecies poecilus cupreus erythropus dejean (pter...

“the effect of risk aversion on the demand for life insurance: the case of iranian life insurance market”

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...

the fauna of ground beetles (col.: carabidae) in azadshahr region, northern iran

ground beetles (carabidae) with more than 40,000 described species worldwide are one of the main generalist predator groups and have an important role in reducing pest population and enhancing biodiversity of agricultural and wild ecosystems. specimens from different agricultural and forest ecosystems in azadshahr region, golestan province, northern iran, using pitfall traps and light traps, be...

the application of multivariate probit models for conditional claim-types (the case study of iranian car insurance industry)

هدف اصلی نرخ گذاری بیمه ای تعیین نرخ عادلانه و منطقی از دیدگاه بیمه گر و بیمه گذار است. تعین نرخ یکی از مهم ترین مسایلی است که شرکتهای بیمه با آن روبرو هستند، زیرا تعیین نرخ اصلی ترین عامل در رقابت بین شرکتها است. برای تعیین حق بیمه ابتدا می باید مقدار مورد انتظار ادعای خسارت برای هر قرارداد بیمه را برآورد کرد. روش عمومی مدل سازی خسارتهای عملیاتی در نظر گرفتن تواتر و شدت خسارتها می باشد. اگر شر...