Bid & Ask: The Deals of the Week

Noteworthy expenditures of the week

1. Walgreen will buy a 45 percent stake in Switzerland-based drugstore operator Alliance Boots for $6.7 billion, with the option of gaining full control in three years. Between them the companies have 11,000 stores in 12 countries.

2. Increasing its original offer by $125 million, Fortress Investment Group offered $2.5 billion for the mortgage business of bankrupt Residential Capital, topping a bid by Berkshire Hathaway.