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In this paper, the estimation problem of factor score in factor analysis method is studied. Firstly, the disadvantages of the existing weighted least square method which is used to estimate the factor score in factor analysis are discussed. Secondly, a new estimation method named generalized ridge estimation is presented to improve the existing estimation methods. Finally, several useful methods to...
In this paper, spatial and temporal analysis of groundwater depth fluctuations monthly of monitored data of 51 monitoring wells during 6 years was carried out in semi-arid and arid area. Geostatistics has been applied to study the spatial and temporal structure of groundwater depth fluctuation. Results showed that groundwater level drop and groundwater level fluctuations have spatial and temporal...
The purpose of this paper is to investigate the impact of an important economic determinant, namely exchange rate, on the international tourism demand for tourist services in eight Asian countries using panel data procedures. A balanced panel data set of eight Asian countries over the period from January 2001 to July 2007 was used. By using appropriate panel data techniques, the effects of exchange...
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