Effects or changes can be caused by external factors, which can not control, like the economy, including market fluctuations, etc. in the society or the state, including public policy, business is conducted. (Or the business often called License to Operate), etc. in the environmental and natural disasters, energy as a means of production, etc., and in the cultural and lifestyle of the social landscape, and the impact caused by internal factors which could. factors such as capital controls and fixed. technology And management, etc.