LOS ANGELES — A contract between shipping companies and 22,000 West Coast dockworkers expired over the weekend. But both sides continued to talk and said they want to avoid a strike that could savage an economy already stressed by soaring inflation and supply chain woes.

Just Eat Takeaway.com NV’s shares jumped the most in almost four years after Amazon.com Inc. agreed to take a stake in its Grubhub business.

Walmart Inc. is hitting some suppliers with two new charges as it struggles to soften the blow of surging transportation costs.

Volvo Group is looking to expand its autonomous and electric truck programs to build market share in its key U.S. market and drive revenue and profits higher, top executives said recently.

An indicator of U.S. supply chain pressure fell to the lowest level in two years, as a sharp drop in transportation costs underscores the slowdown in the nation’s economy heading into the second half of the year.

The union representing about 22,000 West Coast dockworkers and their employers will continue negotiations for a new labor contract past the July 1 expiration of their current pact and said the ports — among them the U.S.’s busiest — will keep functioning.

SAN FRANCISCO — A California agency on June 30 cleared the way for the Oakland Athletics to continue planning a $12 billion waterfront ballpark project.

J.B. Hunt Transport Services Inc. has expedited overseas delivery of new containers as part of its commitment to grow intermodal capacity, the company announced June 30.

The Transportation Intermediaries Association, which represents the third-party logistics industry, moved into a new office June 27 in Alexandria, Va.