نتایج جستجو برای: economic indices
تعداد نتایج: 394484 فیلتر نتایج به سال:
The large-scale integration of wind generation imposes several difficulties in the management of power systems. Wind power forecasting up to a few days ahead contributes to a secure and economic power system operation. Prediction models of today are mainly focused on spot or probabilistic predictions of wind power. However, in many applications, endusers require additional tools for the on-line...
In recent years, financial market dynamics forecasting has been a focus of economic research. To predict the price indices of stock markets, we developed an architecture which combined Elman recurrent neural networks with stochastic time effective function. By analyzing the proposed model with the linear regression, complexity invariant distance (CID), and multiscale CID (MCID) analysis methods...
OBJECTIVE This study aims to discuss the correlation between daily reported H7N9 cases and stock price indices in China. METHODS Information on daily reported H7N9 cases and stock market sectors indices between February 19, 2013 and March 31, 2014 were collected. A distributed lag non-linear model was used to describe the variation trend for the stock indices. RESULTS The daily reported num...
During the last decades immigration phenomenon reached a considerable importance, not only in research sector but also at public opinion level. Migration is a complex phenomenon demanding a system analysis which goes beyond demographic and economic considerations. The purpose of this study was to investigate the spatial structure of foreign presence in Italy in order to identify its geographica...
Landslide disaster is a serious natural hazard next to earthquake and floodwater. It has brought about great losses to the economic and societal development worldwide. Aiming at the characteristics and requirements in the process of landslide treatment, an optimization algorithm of landslide treatment schemes selection is proposed by combining entropy weight grey incidence with DS evidence theo...
In a search for aetiological processes which might explain the association of stomach cancer with poverty, we have related mortality from the disease in the local authority areas of England and Wales during 1968-78 to indices of living standards derived from the 1971, 1951 and 1931 censuses. We have also analysed recently released data from a national survey of overcrowding carried out in 1936....
Introduction: Achievement of rural development as a way to maintain national security and identity requires extra efforts regarding deprivation issue in backward regions and makes them receive their development rights. Economic development paves the way for creation of optimum and thriving life space. It is argued that physical isolation, potential economic and physical incapability, and rem...
this paper studies the condition of iran in view of 21 economic indices during the years 1995 to 2007. position of the country in the southwest asia region is specified with respect to the economic indices. in addition, using the numerical taxonomy method, a general position is specified for the country in each year. different trends of this general grade are investigated as well. the data of t...
How should ‘‘care’’ be defined and measured in ways that enhance our understanding of the impact of economic development on women? This paper addresses this question, suggesting several possible approaches to the development of indices that would measure gender differences in responsibility for the financial and temporal care of dependents.
This chapter introduces different knowledge components and indices and attempts to show their impacts on different economic and development indicators with focus on EEE and Arab economies. It uses mainly descriptive statistics and regression analysis to globally assess these performances. The sets of data used for EEE show already the data limitations faced by Arab economies.
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