Domino’s dominates U.S. pizza sales, thanks in part to its innovations in delivery. But now, a shortage of delivery drivers is challenging this foundational part of its business. Illustration: John McColgan 0:00 Dominos has excelled not just at pizza, but also delivery 0:41 The history of Domino's 1:47 How does Domino's deliver their pizzas so efficiently? 3:51 Delivery apps like Uber Eats, Grubhub and Doordash are proving to be a challenge for Domino's 4:35 Domino's exploring new options, like EV delivery fleets The Economics Of How do the world's most successful companies generate revenue? In this explainer series, we'll dive into the surprising stories behind how businesses work--exploring everything from Costco's "treasure-hunt" model to the economics behind Amazon's AWS. #Dominos #Pizza #WSJ