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Elliott Forrest fills in for Leonard Lopate today. The Economist’s Vijay Vaitheeswaran looks at the ways that globalization can be an aid to innovation. Louis Begley discusses Schmidt Steps Back, his new novel about an old character. A History of the World in 100 Objects examines the Lothair crystal. This week’s Backstory segments are about high-frequency trading and about efforts to fight malaria in Cambodia.