أداة تصور الحد الفعّال

Markowitz showed that for any given level of risk, exactly one portfolio offers the highest expected return. The set of all such portfolios forms the efficient frontier - a curve in σ vs. E(r) space. Every rational investor should hold a portfolio ON the frontier, never below it. The exact point you choose depends on your risk tolerance.

كل Lab مبني على رياضيات الكتب الدراسية القياسية (Bodie / Kane / Marcus، Fabozzi، Tandelilin). Read the full methodology in the How It Works panel above.