National Business

MONTREAL — The St. Lawrence Seaway has shut down as hundreds of workers walked off the job Sunday. Here are answers to a few key questions about what's going on: What is the St. Lawrence Seaway? The St.

ABUJA, Nigeria (AP) — A London judge on Monday overturned an arbitration award that would have required Nigeria to pay $11 billion over a failed gas project, finding the contract was obtained through fraud.

OTTAWA — The Canadian Agri-Food Policy Institute is recommending that governments across the country develop a national plan to sustainably manage and use water for the agri-food sector.

TORONTO — Aecon Group Inc. has signed a deal that will see Oaktree Capital Management LP invest $150 million in the company's utility infrastructure services business. Under the agreement, Oaktree will acquire a 27.

A group of technology organizations is calling on the federal government to bolster Canada's semiconductor industry or risk talent and companies moving elsewhere.

TORONTO — First Quantum Minerals Ltd. says the bill enacting its mining concession contract for its Cobre Panamá copper mine has become law.

NEW YORK (AP) — Wall Street is drifting lower in early trading as pressure from the bond market continues to build. The S&P 500 was down 0.5% early Monday. The Dow lost 171 points, and the Nasdaq composite was off 0.6%.

MONTREAL — Many Canadian homeowners are facing sticker shock with their monthly payments as their mortgage comes up for renewal, leaving them with a crucial choice: whether to renew or refinance their home loan.

MONTREAL — Business groups urged the federal government to intervene to void a lengthy labour dispute at the St. Lawrence Seaway amid concerns that a strike that began early Sunday could have a profound affect on their members. The St.

OTTAWA — The Bank of Canada is widely expected to hold its key interest rate steady on Wednesday as the Canadian economy bends to higher interest rates and inflation resumes its downward trend.