Of the world’s 40,000 publicly traded companies, 77 percent are located abroad, a pretty good sign that there are compelling investment opportunities outside the United States. Viewed another way, 51 percent of the world’s $38 trillion total market capitalization belongs to the international arena. U.S. mutual funds hold $491 billion in overseas investments.
With so many potential investments outside the United States, investing internationally becomes a great way to diversify an equity portfolio. Some people contend that there is an increasing correlation in performance between the United States and international markets. But while world markets often tend to react similarly to news or developments occurring around the globe, over time, international and domestic markets tend to behave differently, helping to smooth out the ride in a diversified portfolio.
Consider the performance of the Morgan Stanley Capital International Europe, Australia and Far East Index, which charts the progress of stocks in developed markets located in Europe, Australia and the Far East, versus the S&P 500, considered representative of the broader U.S. stock market. When...