Indexing Redefined, Part I: The RAFI Approach

When it comes to equities exposure, investors typically gravitate toward a passive, market-cap-weighted index as the default strategy. These strategies are often billed as an efficient, low-cost method to capture broad market returns. As such, cap-weighted funds that track the S&P 500 or MSCI World have taken in trillions of dollars in global capital. However, within these market-cap-weighted indexes, a structural flaw exists.