نتایج جستجو برای: econometric modeling and forecasts
تعداد نتایج: 16891368 فیلتر نتایج به سال:
strength and duration, that have, so far, characterized economic activity. January 31, 2001: Preliminary real GDP growth for the fourth quarter is barely above 1 percent, more than 4 percentage points below what is was only two quarters before and about 7 percentage points below its level in the third quarter of 1999. Much of the press, and some forecasters, predict that the first quarter of 20...
BACKGROUND Much of the developing world, particularly sub-Saharan Africa, exhibits high levels of morbidity and mortality associated with diarrhea, acute respiratory infection, and malaria. With the increasing awareness that the aforementioned infectious diseases impose an enormous burden on developing countries, public health programs therein could benefit from parsimonious general-purpose for...
In this paper we investigate the trends in number of employees by occupational category across economy's main sectors. For purpose our study use mixed-fixed and random coefficient modeling, taking unemployment, gross value added, employee compensation, proxies for labor force participation rate as determining factors. Using annual data from 2000 to 2018, examine effects factors on share workers...
مدلسازی و پیشبینی تراز آب زیرزمینی با کاربرد مدلهای سری زمانی (مطالعه موردی: دشتهای استان همدان)
Regarding the reliance of the agricultural and industrial sections and the drinking water on the groundwater resources in Hamadan province, the modeling and forecasting groundwater level fluctuations to utilize the resources is a basic necessity. One of the usual method in this way is the utilization of the time series models that give simply and clearly good short-term forecasts if the models ...
This study presents an application of neural network methods for forecasting per pupil expenditures in public elementary and secondary schools in the United States. Using annual historical data from 1959 through 1990, forecasts were prepared for the period from 1991 through 1995. Forecasting models included the multivariate regression model developed by the National Center for Education Statist...
An important problem in economics and other areas of science is finding the mathematical relationship between the empirically observed variables measuring a system. In many conventional modeling techniques, one necessarily begins by selecting the size and shape of the mathematical model. Because the the vast majority of available mathematical tools only handle linear models, this choice is ofte...
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