Forecasting property price indices in Hong Kong based on grey models

The real estate market in Hong Kong plays an important role in its economy. The property prices have been increasing a lot since 2009, which have become a major concern. However, few studies have been done to forecast the property price indices in Hong Kong. In this paper, two grey models, GM(1,1) a...

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Main Authors: Yongtao Tan, Hui Xu, Eddie C. M. Hui
Format: Article
Language:English
Published: Vilnius Gediminas Technical University 2017-07-01
Series:International Journal of Strategic Property Management
Subjects:
Online Access:https://journals.vgtu.lt/index.php/IJSPM/article/view/1801
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author Yongtao Tan
Hui Xu
Eddie C. M. Hui
author_facet Yongtao Tan
Hui Xu
Eddie C. M. Hui
author_sort Yongtao Tan
collection DOAJ
description The real estate market in Hong Kong plays an important role in its economy. The property prices have been increasing a lot since 2009, which have become a major concern. However, few studies have been done to forecast the property price indices in Hong Kong. In this paper, two grey models, GM(1,1) and GM(0,N), are introduced for the forecasting. The results show that GM(1,1) has a better performance when forecasting with stable trend data, while GM(0,N) is more suitable for forecasting data in fluctuating trend. The sensitivity analysis for GM(0,N) shows that Population(POP) and Best Lending Rate(BLR) are significantly sensitive factors for data in stable trend. While for the fluctuating data, sensitivity of each factor presents uncertainties. This study also compares the forecasting performance of grey models with the ANN model and ARIMA model. The study demonstrates that grey models are more suitable for forecasting the Hong Kong property price indices than others.
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spelling doaj.art-8ba047abe8a2416184d336d6d3c0b7c72022-12-21T20:11:30ZengVilnius Gediminas Technical UniversityInternational Journal of Strategic Property Management1648-715X1648-91792017-07-0121310.3846/1648715X.2016.1249535Forecasting property price indices in Hong Kong based on grey modelsYongtao Tan0Hui Xu1Eddie C. M. Hui2Department of Building and Real Estate, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong, ChinaDepartment of Building and Real Estate, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong, China / School of Economics and Management, Chongqing University of Posts and Telecommunications, Chongqing, 400065, ChinaDepartment of Building and Real Estate, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong, ChinaThe real estate market in Hong Kong plays an important role in its economy. The property prices have been increasing a lot since 2009, which have become a major concern. However, few studies have been done to forecast the property price indices in Hong Kong. In this paper, two grey models, GM(1,1) and GM(0,N), are introduced for the forecasting. The results show that GM(1,1) has a better performance when forecasting with stable trend data, while GM(0,N) is more suitable for forecasting data in fluctuating trend. The sensitivity analysis for GM(0,N) shows that Population(POP) and Best Lending Rate(BLR) are significantly sensitive factors for data in stable trend. While for the fluctuating data, sensitivity of each factor presents uncertainties. This study also compares the forecasting performance of grey models with the ANN model and ARIMA model. The study demonstrates that grey models are more suitable for forecasting the Hong Kong property price indices than others.https://journals.vgtu.lt/index.php/IJSPM/article/view/1801Grey modelForecastReal estate marketProperty price indicesHong Kong
spellingShingle Yongtao Tan
Hui Xu
Eddie C. M. Hui
Forecasting property price indices in Hong Kong based on grey models
International Journal of Strategic Property Management
Grey model
Forecast
Real estate market
Property price indices
Hong Kong
title Forecasting property price indices in Hong Kong based on grey models
title_full Forecasting property price indices in Hong Kong based on grey models
title_fullStr Forecasting property price indices in Hong Kong based on grey models
title_full_unstemmed Forecasting property price indices in Hong Kong based on grey models
title_short Forecasting property price indices in Hong Kong based on grey models
title_sort forecasting property price indices in hong kong based on grey models
topic Grey model
Forecast
Real estate market
Property price indices
Hong Kong
url https://journals.vgtu.lt/index.php/IJSPM/article/view/1801
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AT huixu forecastingpropertypriceindicesinhongkongbasedongreymodels
AT eddiecmhui forecastingpropertypriceindicesinhongkongbasedongreymodels