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Mobile-phone supply chains have become much more regionally concentrated

In some sectors, suppliers may be concentrated in a single geography because of that country’s specialization and economies of scale. Some industries, such as mobile phones and communication equipment, have become more concentrated (particularly in China) in recent years, while others, including medical devices and aerospace, have become less so.

Globalization has led to production diversification across countries in some sectors, but others have grown more concentrated.
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To read the report, see “Risk, resilience, and rebalancing in global value chains,” August 6, 2020.