This short and compelling article reinforces the premise that "Investors can benefit from consistent exposure to both US and non-US equities." It examines "The Lost Decade," a period in which the S&P 500 recorded a total return of -9.1%. The article goes on to point out that while the S&P 500 was negative for this 10 year period, "conditions were more favorable for global equity investors as most equity asset classes outside the US generated positive returns over the course of the decade." By investing in both US and non-US equities, investors are best positioned to capture global market returns.
Please click this link to access the complete article: Why-Should-You-Diversify.pdf