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Vanguard: Optimizing International Diversification

A home-country bias isn't necessarily a bad thing for U.S. investors, but a 20%-40% allocation to international still makes sense for most portfolios, says Christopher Philips of Vanguard's Investment Strategy Group.

Christine Benz (intro): Hi, I'm Christine Benz for Morningstar.com.

I recently interviewed Christopher Philips, who is a senior investment analyst in Vanguard's Investment Strategy Group. One of the topics we discussed was the optimal foreign-stock weighting in investor portfolios.