Here is a summary of the most interesting news stories of the week from around the world.

McDonald’sfranchise owners are expressing concern and frustration over a new grading system the fast food giant is planning to roll out early next year, with some claiming it is poor timing due to unprecedented pressures in the workforce.Read more from CNBC.

The parent company of quick-service brandsCarl’s Jr.andHardee’sannounced a systemwide plan to overhaul their restaurants, including extensive remodeling that will involve some US$500 million in investments.Read more from Nation’s Restaurant News.

Chili’sparent Brinker International has extended its education perks to family members of employees and its corporate office.Read more from Restaurant Dive.

Starbucksis being accused of illegal terminations of pro-union employees in Kansas City and Memphis in the United States as the number of unionized stores continues to rapidly grow.Read more from Nation’s Restaurant News.

Wendy’sreported same-store sales rising 1.1% in the U.S. in the first quarter as price increases helped the company maintain growth. Systemwide, same-store sales rose 2.4% in part on strength in international markets, where comparable restaurant sales rose 14.1%.Read more from Restaurant Business.