Bid & Ask: The Deals of the Week

Noteworthy expenditures of the week

1. Moving further from its roots in auto parts, Eaton is buying Cooper Industries, a maker of electricity distribution equipment, in a stock and cash deal valued at $11.8 billion.

2. Yahoo! plans to sell half of its 40 percent stake in Alibaba Group, China’s largest e-commerce site, back to the company for $7.1 billion.