Should Business architecture follow System architecture or should system architecture follow business architecture. To begin with we have a set of consumer needs which needs to be satisfied. For which the business forms a Business Strategy. To achive the business strategy a Business architecture is derieved. This Business architecture can be supported by a supporting system architecture. Now the relationship between the two in an ongoing Business Concern would be the following.
Business Architecture pulls the System architecture. The System Architecture should push the Business architecture to become more effective eventually. Eventually the System Architecture and Business architecture should support each other in synergistic ways.