Even if the semi-strong form of the efficient market hypothesis is true, trading on illegal insider information may lead to abnormal profits

To withstand a challenge that they unlawfully discriminate, employment tests must:

A. not be given except for safety sensitive positions. B. not be given without the individual's consent. C. be related to the requirements of the job. D. be given and scored by a source independent of the employer.

Which of the following actions can enable companies to gain a cost competitive advantage?

a. Removing frills from products b. Increasing marginal customers c. Eliminating reverse engineering efforts d. Developing additional exclusive functional departments