Barrick Gold said it will acquire Australia’s Equinox Minerals for more than C$7 billion ($7.36 billion), topping an offer by China’s Minmetals Resources. Barrick said it has committed cash and financing in place for the transaction.

NYSE Euronext sees higher savings of almost 400 million euros ($584 million) in its $9.8 billion deal with Deutsche Boerse, up by about a third from its initial estimates, according to a Big Board spokesman. The new savings estimate, along with 100 million euros in benefits coming from cross-selling and distribution opportunities, would bring the total savings and benefits from the deal to about $725 million.

All eyes will be on Warren Buffett at Berkshire Hathaway’s annual shareholder’s meeting next weekend, as he will undoubtedly face questions regarding the resignation of his presumed successor David Sokol. This piece in the New York Times examines Buffett’s hands-off management style, which may come under scrutiny after Sokol’s resignation following news of his dealings in Lubrizol prior to Berkshire’s acquisition of the chemicals company.

A Reuters special coverage piece on Buffett also questions whether it is time for the 80-year old business manager to take a bow and exit the stage.