Unibail-Rodamco, Europe’s largest real-estate company, has agreed to buy Simon Ivanhoe, a European investor in shopping centers, for €715m ($981m).

Unibail will buy Simon Ivanhoe -- owned by Simon Property Group, the US’s biggest shopping centre owner, and Ivanhoe Cambridge, a Canadian real-estate company -- to gain access to its portfolio of shares in seven shopping centers in France and Poland, the company said in an e-mailed statement.