This revised and updated best-selling classic is primarily about companies that have more than one business, and need a strategy across those businesses:  normally referred to as group-level or corporate-level strategy.  Corporate-level strategy addresses four types of decision that only corporate-level managers can make:  -          what businesses or markets to enter -          how much to invest in each business -          how to select, interact with and guide the managers of these businesses -          what activities to centralise at the corporate level Corporate-level Strategy includes additional online resources and provides managers and executive students with all the tools they need to make and review effective corporate strategy across a range of organizations.