the relationship between car sales and economy
DESCRIPTION
The relationship between car sales and economy. Yu- Zhe Gao Stat, NCU 1/11/2011. Outline. Introduction and Motivation Data Method The Proposed Model Conclusions References. Introduction and Motivation. Car is a convenient transport and most people would like to have a car - PowerPoint PPT PresentationTRANSCRIPT
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The relationship between car sales and economy
Yu-Zhe GaoStat, NCU1/11/2011
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Outline
Introduction and MotivationDataMethodThe Proposed ModelConclusionsReferences
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Car is a convenient transport and most people would like to have a car
The relationship between car sales and economy (unemployment rate)
Introduction and Motivation
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DataRecord of car sales by month in Taiwan
from 2005 to 2009
Record of Unemployment rate by month in Taiwan from 2005 to 2009
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Car sales
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Unemployment rate
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Original data of car sales
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Original data of unemployment rate
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Scatter plot
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Method
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Model selection
Hence, choose p=1 !
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VAR(1) model
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The Proposed Model
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The Proposed Model
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Covariance matrix
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Conclusions
The proposed model
Maybe car sales not directly related to unemployment rate
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Future workLearning more financial knowledge
Learning more statistical techniques◦Model◦Variable selection◦Test◦Prediction
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References
Http://www.wretch.cc/blog/tivo168/21221110http://porsche0806.pixnet.net/blog/post/2228
2725http://news.u-car.com.tw/news-detail.asp?nid=
11601http://www.dgbas.gov.tw/mp.asp?mp=1
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Thank you