نتایج جستجو برای: double investment

تعداد نتایج: 310572  

Journal: :Mathematical Problems in Engineering 2022

This study uses the super efficiency DEA model to evaluate logistics industry’s total factor energy in various Chinese provinces, autonomous regions, and municipalities, examines relationship between environmental regulations efficiency. The results show that can help improve further analyzes threshold effect of pollution control investment level, quality labor, industry development level on sh...

1998
Neil A. Sims

We have recently had the pleasure of travelling through several of the Pacific Island countries, looking at joint-venture development opportunities for pearl culture within the Small Island States on behalf of the Forum Secretariat. Part of this work involved examination of various tax and investment regimes, as they apply to pearl culture. The results were surprising for the dramatic differenc...

Journal: :Energies 2021

A techno-economic study of a hybrid PV/Battery/Grid-connected system for energy supply is carried out in this paper to respond the problem electrical load shedding. An optimal design realized thanks double-objective optimization based on proposed operational strategy and Firefly Algorithm (FA). The designed household three different towns northern part Cameroon. For LPSP (Loss Power Supply Prob...

Journal: :archives of razi institute 0

one small-scale double emulsion technique for incorporation of naja- naja oxiana venom into poly (lactide-co-glycolide) (plga) microspheres were developed and optimized. the effects of high speed homogenization on the double emulsion stability, microsphere size, entrapment efficiency and in vitro release of venom were studied. a stable double emulsion was verified by homogenization method. slow...

With regard to importance of investment as an engine of economic growth many economists such as Wicksel, Keynse and Harrod believe that investment is the main source of business cycles. Hence this study specifies investment function according to a basic macroeconomic model such as Ramsey model. Application of Ramsey model can help to extend macroeconomics with micro foundations in economy of I...

This study aims at determining the personality traits and investment patterns in the stock market and presenting the pattern with a behavioral finance approach. This is an applied, descriptive- survey, and cross-sectional study. The statistical population includes real investors in the Tehran Stock Exchange. The required information was collected using questionnaire and was analyzed using SPSS ...

Journal: :اقتصاد و توسعه منطقه ای 0
علی اکبر قلی زاده جواد براتی

abstract this study investigates the impact of housing and non- housing investment on the iran's gross domestic production (gdp) using quarterly data from 1370-1 to 1386-4. considering that iran has an open economy and that the net export plays an important role in gdp fluctuations, this research focuses on the difference between the effects of residential and non-residential investment in open...

Journal: :تحقیقات اقتصادی 0
حسین عباسی نژاد دانشیار دانشکدة اقتصاد دانشگاه تهران حمید یاری دانشجوی کارشناسی ارشد علوم اقتصادی، دانشگاه تهران

there are two main reasons for studying investment in an economy. first, the combination of firms? investment demand and household?s saving supply determines how much of an economys? resoures is invested. second, investment is highly volatile; thus investment demand may be important in the short-run fluctuations. the present article examins the relationship and veracity of existence of banks pr...

Journal: :journal of dentistry, tehran university of medical sciences 0
jb taheri m baharvand ar vahidi-ghahrodi

fusion is a developmental anomaly defined as the :union: of two normally separated tooth buds or the partial splitting of one tooth bud into two buds. depending on the stage of development, fusion may be either complete or incomplete. the significance of this particular case was that this fusion occurred in a posterior permanent mandibular tooth, while such a manifestation is more reported in m...

Journal: :Energy Science & Engineering 2023

Abstract Since the “double carbon” target was proposed in 2020, emissions reduction has become focus of Chinese government's work. Industrial development is a crucial factor contributing to increase carbon emissions. Therefore, implementing industrial sector an important part China's goal carbon.” In this context, paper uses three‐stage data envelopment analysis model calculate green total prod...

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