Three factors that make imitation difficult are: history, physically complex resources, and causal ambiguity. True False Reset Selection Mark for Review What's This? Question 5 of 35 2 Points According to Michael Porter, strategy is the same as operational effectiveness. True False Reset Selection Mark for Review What's This? Question 6 of 35 2 Points The belief that effective health care reform in the United States requires securing coverage for all citizens and lowering the cost of services would be considered part of the sociocultural segment of the external environment True False