...We save money through economic activity, and as a result we hold assets. However, the form in which we hold these assets is an economic decision. In other words, economic agents must choose between holding their assets in the form of cash, investing in safe assets with a reliably predictable rate of return such as fixed-term deposits, or holding them in the form of less safe assets such as stocks that have a higher rate of return on average. The analysis of this choice between safe and risky assets is the theory of asset selection (portfolio selection). *Some of the terminology that refers to "portfolio selection" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…われわれは経済活動にともない貯蓄を行い,その結果として資産を保有する。しかしその資産をどのような形で保有するかは一つの経済的な決定である。すなわち経済主体がもつ資産を現金の形でもつか,定期預金のように収益率が確実に予想できる安全な資産に投入したり,あるいは株式のように安全ではないが平均的にみれば収益率の高い資産の形で保有しておくかという選択の問題が生ずる。このような安全資産と危険資産間の選択の分析が資産選択(ポートフォリオ・セレクション)の理論である。… ※「portfolio selection」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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