| 来源类型 | Working Paper |
| 规范类型 | 报告 |
| DOI | 10.3386/w13185 |
| 来源ID | Working Paper 13185 |
| Demographic Change, Relative Factor Prices, International Capital Flows, and Their Differential Effects on the Welfare of Generations | |
| Alexander Ludwig; Dirk Krueger; Axel H. Boersch-Supan | |
| 发表日期 | 2007-06-14 |
| 出版年 | 2007 |
| 语种 | 英语 |
| 摘要 | Demographic change has differential impacts on the welfare of current and future generations. In a simple closed economy, aging -- a relative scarcity of young workers -- increases wages, increasing the welfare of the young. At the same time, population aging will reduce rates of return to capital, thereby reducing the welfare of asset holders who are usually older than the population average. In a global world with pension systems, however, these effects are less straightforward, since international capital flows dampen the factor price changes. Moreover, pay-as-you-go pension systems financed by payroll taxes create a wedge between net and gross wages, and their intergenerational redistribution has important additional effects on the welfare of generations. To quantify these effects, we develop a large-scale multi-country overlapping generations model with uninsurable labor productivity and mortality risk. Due to the predicted relative abundance of the factor capital, the rate of return falls between 2005 and 2050 by roughly 90 basis points. Our simulations indicate that capital flows from rapidly ageing regions to the rest of the world will initially be substantial, but that trends are reversed when households de-cumulate savings. In terms of welfare, our model suggests that young individuals with little assets and currently low labor productivity indeed gain from higher wages associated with population aging. Older, asset-rich households tend to loose because of the predicted decline in real returns to capital. |
| 主题 | Microeconomics ; Mathematical Tools ; Market Structure and Distribution ; Macroeconomics ; Macroeconomic Models ; Consumption and Investment |
| URL | https://www.nber.org/papers/w13185 |
| 来源智库 | National Bureau of Economic Research (United States) |
| 引用统计 | |
| 资源类型 | 智库出版物 |
| 条目标识符 | http://119.78.100.153/handle/2XGU8XDN/570853 |
| 推荐引用方式 GB/T 7714 | Alexander Ludwig,Dirk Krueger,Axel H. Boersch-Supan. Demographic Change, Relative Factor Prices, International Capital Flows, and Their Differential Effects on the Welfare of Generations. 2007. |
| 条目包含的文件 | ||||||
| 文件名称/大小 | 资源类型 | 版本类型 | 开放类型 | 使用许可 | ||
| w13185.pdf（268KB） | 智库出版物 | 限制开放 | CC BY-NC-SA | 浏览 | ||
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