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Modeling of River Quality Parameters Using Hybrid Time Series Models (Case Study: Gedarchay River)

کلیدواژه: Contemporaneous Models,Linear Models,Multivariate Models,Time series,Water Quality

نویسندگان: Sepehri L., KHALILI K.

ناشر: آبیاری و زهکشی ایران - Iranian Journal of Irrigation and Drainage

In this research, in order to study and evaluate the accuracy of single-variable time series models, multivariables time series and hybrid models in modeling the river flow quality values in the Peygale hydrometric station located in the west of Lake Urmia from data The qualitative flow of the river... ادامه

سال:2019

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Qarḍ Ḥasan Financing in Islamic Banks

کلیدواژه: benevolent behaviour ؛ Islamic bank ؛ Islamic finance ؛ Qard al-hasan ؛ Qard contract

نویسندگان: S. K. Sadr

ناشر:

Qarḍ ḥasan—commonly defi ned as an interest-free loan—is a benevolent economic behaviour, an outlet for the placement of savings, an instrument of fi nance and an institution for bona fi de lending. Having such versatile attributes, it is distinguishable from other charitable fi nancial activities s... ادامه

سال:2014

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The optimum size of rotating qarḍ ḥasan savings and credit associations

کلیدواژه: Microfinance ؛ Optimum size ؛ Qard contract ؛ QHA ؛ ROSCA

نویسندگان: S. K. Sadr

ناشر: ISRA International Journal of

Purpose – Several indigenous credit and savings schemes have been accredited recently in developing countries for the benefit of households and entrepreneurs alike. Famous among them are the Rotating Savings and Credit Associations (ROSCAs) that exist in almost all continents currently. The rapid de... ادامه

سال:2017

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The Impact of the Corona Crisis on the Relationship between Corporate Governance and Stock Performance

کلیدواژه: Professional Corporations, Corporate Governance, Stock Performance, Commerce, COVID-19

نویسندگان: Khalili Yassaman, Eini Aida

ناشر: علوم پزشکی صدرا - Sadra Medical Sciences Journal

Introduction: One of the crises that has plagued human society recently is the crisis caused by the coronavirus disease. The spread of this virus first affected China’s economy and then caused major financial crises and uncertainty among shareholders. One of the most important ways to protect the in... ادامه

سال:2024

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Deriving Rule Curve Based on Standard Operating Policy and Using Hybrid Models of Hedging Rule-Genetic Algorithm and Linear Programing-Hedging Rule

کلیدواژه: Genetic Algorithm,Linear Programming,Optimal operation,Hedging,Rule curve

نویسندگان: Ravanshadnia S., QADERI K., SAMARE HASHEMI M.

ناشر: آبیاری و زهکشی ایران - Iranian Journal of Irrigation and Drainage

Dam rule curves should be derived using operation models and considering reservoir storage as well as input flows, which results in better management of reservoir water. In this paper, rule curves of Doroudzan dam in Fars province, has been derived, using standard operating policy (SOP), hedging rul... ادامه

سال:2020

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Discrete Time Ruin Probability for Takaful (Islamic Insurance) with Investment and Qard-Hasan (Benevolent Loan) Activities

کلیدواژه: Hybrid-Takaful ؛ qard-hasan ؛ ruin analysis

نویسندگان: Dila Puspita ؛ Adam W. Kolkiewicz ؛ K. S. Tan

ناشر:

The main objectives of this paper are to construct a new risk model for modelling the Hybrid-Takaful (Islamic Insurance) and to develop a computational procedure for calculating the associated ruin probability. Ruin probability is an important study in actuarial science to measure the level of solve... ادامه

سال:2020

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Using Spatial Justice in Spatial Distribution of Health Services in Iranian-Islamic Cities, Case Study of Urmia

کلیدواژه: Spatial Justice,Health Services,Islamic Iranian City,Urmia City

نویسندگان: SAFARI K., ABDOLLAHZADEHTARAF A., Moosavi M.S., Faramarzi Asl m.

ناشر: تحقیقات جغرافیایی - GEOGRAPHICAL RESEARCH

Aims The present study aimed to evaluate the spatial distribution of health services, the extent of access of citizens and vulnerable groups to health services as a case study in the city of Urmia. Methodology The present descriptive-analytical research was conducted in 2020 in Urmia, Iran. The requ... ادامه

سال:2021

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Drought Prediction Using GEP-GARCH Hybrid Model (Case Study: Salmas Synoptic Station)

کلیدواژه: Drought,Nonlinear Time Series,Intelligent Model,SPEI

نویسندگان: ABBASI ABBAS, KHALILI KEIVAN, BEHMANESH JAVAD, SHIRZAD AKBAR

ناشر: تحقیقات آب و خاک ایران - Iranian Journal of Soil and Water Research

Drought prediction plays an important role in designing drought adaptation systems and implementation of relief operations. Hydrological data is a combination of a definite and random section. Given the fact that the production data of intelligent models are definite, application of a new approach, ... ادامه

سال:2019

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Optimal Capital Adequacy Ratio in an Islamic Banking System

کلیدواژه: Capital Adequacy Ratio,Islamic Banks of Iran,Profit Efficiency,Risk

نویسندگان: Ansari Samani Habib, Eisavi Mahmoud, Amoozad Khalili Hasan

ناشر: مجله بین المللی بازرگانی و توسعه - International Journal of Business and Development Studies

With the advent and growth of Islamic banking, various researches have been performed to analyze the performance and mechanisms of regulatory rules of this industry. Due to the special role of banks in the economic systems of countries and the world, significant regulatory and control rules were use... ادامه

سال:2021

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Designing a Hybrid Intelligent Model for Prediction of Stock Price Golden Points

کلیدواژه: financial markets,forecasting,stocks golden points,Data mining

نویسندگان: Moshari Mohammad, Didehkhani Hosein, Khalili Dameghani Kaveh, ABBASI EBRAHIM

ناشر: دانش سرمایه گذاری - INVESTMENT KNOWLEDGE

The purpose of this research is to provide an intelligent model for prediction of golden points on stock price chart as a decision support system. For conduction of this research, the data of the automotive and parts manufacturing industry during 2001 through to 2016 were used. First, the obtained r... ادامه

سال:2019

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