"Our customers really wanted it, " said Dean Peters, International Dairy Queen's associate vice president of communications.

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In 1988, he got attracted to International Dairy Queen and bought 50 shares of its class A stock mainly because he thought it was a company that Buffett would favor, given its good products, easy-to-understand operations, high returns on equity, little debt, and a reasonable price-earnings ratio.

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Earlier this month, Dairy Queen International opened its first combined DQ Orange Julius store in Belvidere, Ill.

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