Efficient frontier
= Efficient frontier
{wiki=Efficient_frontier}
The Efficient Frontier is a key concept in modern portfolio theory, introduced by Harry Markowitz in the 1950s. It represents a graphical depiction of the set of optimal portfolios that offer the highest expected return for a given level of risk, or the lowest risk for a given level of expected return. Here are some important aspects of the Efficient Frontier: 1. **Risk vs.