These are change drivers.

External drivers - Competitors andLack of consumer response change in behaviour of customers- buying products or service.

internal drivers - Financial debt, Weak management, internal fraud scandal, Wrong investments.

What change perspectives can be used to analyse and then tackle the 'Firms' problems.

i want 3 most effective perspectives

change perspectives: - Biological, rational, institutional, resources, contingency, psychological, political, cultural, system, postmodern.