In the following video, analyst Austin Smith discusses three Arcos Dorados (NYSE: ARCO) story lines for investors to track. The Brazilian economy drives a huge percentage of Arcos' revenue, so positive macro developments there could cause the company to soar. It also could see huge gross margin increases if it realizes its goals of expanding its beverage line. However, Arcos Dorados could stumble if well-run rival Burger King (NYSE: BKW) captures a large market share, particularly in the attractive Brazilian economy. If you're still on the sideline with Arcos, these are must-watch trends for you today.

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Austin Smith owns shares of McDonald's. The Motley Fool owns shares of Arcos Dorados, Chipotle Mexican Grill, McDonald's, and Starbucks. Motley Fool newsletter services recommend Arcos Dorados, Burger King Worldwide, Chipotle Mexican Grill, McDonald's, and Starbucks. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.