Active vs. Passive Portfolio Management
One of the longest-standing debates in investing is over the relative merits of active portfolio management versus passive management. With an actively managed portfolio, a manager tries to beat the performance of a given benchmark index by using his or her judgment in selecting individual securities and deciding when to buy and sell them. A passively managed portfolio attempts to match that benchmark performance, and in the process, minimize expenses that can reduce an investor's net return.
Each camp has strong advocates who argue that the advantages of its approach outweigh those for the opposite side.
Active investing: attempting to add value
Proponents of active management believe that by picking the right investments, taking advantage of market trends, and attempting to manage risk, a skilled investment manager can generate returns that outperform a benchmark index. For example, an active manager whose benchmark is the Standard & Poor's 500 Index (S&P 500)