The unit contribution margin of a product cannot be more than its selling price

Which of the following correctly reflects marketing expert David Arnold's recommendations for companies engaged in global market research?

A) use multiple indicators B) develop customized measures specific to an industry or product C) conduct comparative assessments in neighboring countries D) observation should be weighted more heavily than statements of purchase intention E) all of the above

Which of the following is a characteristic of services?

A) low barriers to entry B) high switching costs C) low rivalry D) reduced competition