• Electric Engineers Magazine
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• s.358
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• pp.31-33
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• 2012

• Electric Engineers Magazine
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• s.359
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• pp.27-29
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• 2012

• Electric Engineers Magazine
• /
• s.362
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• pp.25-28
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• 2012

• Electric Engineers Magazine
• /
• s.350
• /
• pp.26-30
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• 2011

• Electric Engineers Magazine
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• s.345
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• pp.24-28
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• 2011

• Electric Engineers Magazine
• /
• s.348
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• pp.28-32
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• 2011

• Journal of the Korean Professional Engineers Association
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• v.45 no.1
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• pp.54-58
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• 2012

• Journal of Families and Better Life
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• v.19 no.1
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• pp.173-190
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• 2001

The purpose of the study was to provide the informations about the economic status of elderly households. Utilizing the 1996 national household data, economic status was investigated by the components of two financial statements: the income and expense statement and the balance sheet statement. Thus it included incomes, consumption, propensity to consume, savings(financial assets), debt amount and net-savings. The elderly households were compared with the nonelderly households. The subgroups of the elderly were also compared. They were divided based on the employment status of the head and household composition. The results showed that the economic status of the elderly was worse compared to the nonelderly. There were also variations among the subgroups of the elderly households. In general, the economic status of retired households and single households were worse than those of employed households and of the households composed of couple and the elderly living with children.

• Journal of Families and Better Life
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• v.14 no.4
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• pp.27-40
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• 1996

The wide range of price found in food market allows consumer reduce the cost of food purchases through comparison shopping into one more stores. Littles known however about how much can be saved by comapring price for a whole market basket of food items. This paper present evidence relating to the comparison shopping through the theories on price is dispersion and show validity constructing methods of food market basket. It is found that the savings of comparison shopping to consumers are likely to be gains in food Markets and three market basket on foods suggest in study found to be validity.

• Korean System Dynamics Review
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• v.13 no.1
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• pp.63-80
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• 2012

This paper is aiming at providing the systems thinking perspective on the collapse of the savings and loan banking system in Korea. Two causal loop diagrams are developed to conduct the analysis: The first is focusing on the structural problems included in the establishment of S&L banking in 1990s. The later is developed based on the project financing mechanism by controlling the credit standard required during the due diligence. The result of this study shows that the main cause of the collapse of the S&L banking is the structural problem connected to real estate market including the failure of regulation.