July 23 (Reuters) - Domino's Pizza Inc, the second-largest U.S. pizza chain, on Tuesday reported a quarterly profit that topped Wall Street's expectations, bolstered by strong results around the world, and declared a quarterly dividend of 20 cents per share.
The results come at a time when U.S. restaurant operators ranging from McDonald's Corp to Darden Restaurants Inc , the parent of Olive Garden, are struggling to increase profits in the face of intense competition.
Second-quarter net income at grew almost 19 percent to $33.3 million, or 57 cents per share, topping analysts' average estimate by one penny per share, according to Thomson Reuters I/B/E/S.
Revenue increased 10.1 percent to $414.0 million.
Closely watched sales at restaurants open at least one year were better than expected, according to Consensus Metrix. Same-restaurant sales rose 6.7 percent in the United States and 5.8 percent internationally.
Domino's competes with Yum Brands Inc's Pizza Hut chain and Papa John's International Inc.