کارایی
preferred label: efficiency @en
type: Concept
narrower: مرز کارا

سهام
preferred label: portfolio @en
type: Concept
related: مرز کارا

مرز کارا
related: سهام
related: خم فضایی
broader: کارایی
preferred label: efficient frontier @en
type: Concept

خم فضایی
preferred label: space curve @en
type: Concept
related: مرز کارا