Why is it important for a firm to study and understand the external environment? $2.)$ what are the seven segments of the general environment that are important to study? Explain the relationships and differences among them. $3.)$ How do the five forces of competition in an industry affect its attractiveness? $4.)$ what three components are necessary to conduct a competitor analysis. $5.)$ when would a competitor likely respond to s strategic competitive move? $6.)$ How can complementors add value to afirm's competitive situation?