US vs. Non-US: Why Diversify?
Background 2019 closed out another year of US equity (S&P 500) outperformance vs. its non-US counterpart, (MSCI ACWI ex US). In fact, the S&P 500 has outperformed the MSCI ACWI ex US index in eight of the last ten calendar years. This persistence may lead investors to question the relevance