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권기수는 한국의 가장 촉망되는 화가 중 한사람이다. 그의 작품에는 많은 동양 예술의 비유들과 철학이 담겨져 있다. 화가로서, 권기수는 그의 그림에 동양적 사 상과 현대적 사상을 모두 채택하였다. 그의 주요 주제들은 ‘매화꽃, 국화, 난초 그 리고 대나무’이다. 이 식물들은 한국에서 ‘사군자’라고 알려졌으나, 영어로 ‘네 개 의 품위 있는 식물’ 또는 ‘네Expand
A Solution Concept for Majority Rule in Dynamic Settings
We define and explore the notion of a Dynamic Condorcet Winner (DCW), which extends the notion of a Condorcet winner to dynamic settings. We show that, for every DCW, every member of a large class ofExpand
Does retirement improve health and life satisfaction?
We utilize panel data from the Health and Retirement Study to investigate the impact of retirement on physical and mental health, life satisfaction, and health care utilization. Because poor healthExpand
What Explains Changes in Retirement Plans During the Great Recession?
We examine changes in subjective probabilities regarding retirement between the 2006 and 2008 waves of the Health and Retirement Study. Using a first-difference approach to eliminate individualExpand
Does Retiree Health Insurance Encourage Early Retirement?
The strong link between health insurance and employment in the United States may cause workers to delay retirement until they become eligible for Medicare at age 65. However, some employers extendExpand
Does it pay to delay social security
Social Security benefits may be commenced at any time between ages 62 and 70. As individuals who claim later can, on average, expect to receive benefits for a shorter period, an actuarial adjustmentExpand
The financial feasibility of delaying Social Security: evidence from administrative tax data
Abstract Despite the large and growing returns to deferring Social Security benefits, most individuals claim Social Security before the full retirement age. In this paper, we use a panel ofExpand
Does Stock Market Performance Influence Retirement Intentions?
Media reports predicted that the stock market decline in October 2008 would cause changes in retirement intentions, due to declines in retirement assets. We use panel data from the Health andExpand
The Cost of Uncertainty About the Timing of Social Security Reform
We develop a model to study optimal decision making in the face of uncertainty about the timing and structure of a future event. The model is used to study optimal decision making and welfare whenExpand
Survival Ambiguity and Welfare
Abstract Nearly all life-cycle models adopt Yaari’s (1965) assumption that individuals know the survival probabilities that they face. Given that an individual’s exact survival probabilities areExpand